Types of Diplomacy
Explore the many forms, methods, fields and styles of diplomacy — from bilateral negotiation to science diplomacy, informal channels and historical practices.
Understanding Diplomacy in Practice
Diplomacy takes many forms, from formal negotiations and international cooperation to cultural engagement, technological governance and informal dialogue. Explore the approaches, methods and expressions that have shaped diplomatic practice across different periods and contexts.
119 of 119 types shown
Institutional Forms & Diplomatic Actors18
Bilateral Diplomacy
Bilateral diplomacy is diplomatic engagement conducted primarily between two states to manage their relationship, address disagreements, negotiate cooperation, exchange information, and advance respective or shared interests. It operates through leaders, foreign ministries, embassies, special envoys, official visits, working groups, agreements, and continuing formal or informal contact.
Citizen Diplomacy
International relationship-building through ordinary citizens and civil society rather than exclusively professional diplomats.
City Diplomacy
City diplomacy is the international engagement conducted by cities and other local governments to advance cooperation, learning, investment, cultural exchange, climate action, innovation, resilience, or local interests within their legal authority. It is a form of subnational or paradiplomatic activity and does not replace the constitutional foreign-policy role of the state.
Consular Diplomacy
External engagement by consular officials to protect and assist nationals, deliver consular services and coordinate with host authorities.
Formal Diplomacy
Authorized government-to-government or government-to-organization communication through recognized official channels.
Indigenous Diplomacy
Diplomatic engagement exercised by Indigenous peoples and their institutions to maintain relationships, assert rights and participate in national and international processes.
Informal Diplomacy
Diplomatic engagement conducted outside, or alongside, formal protocols without necessarily being unauthorized.
Legislative Diplomacy
Cross-border engagement by legislators or legislatures with foreign officials, parliaments and transnational policy networks.
Related term · Parliamentary Diplomacy
Minilateral Diplomacy
Diplomatic coordination among a deliberately small group of states seeking focused cooperation on a defined issue.
Multilateral Diplomacy
Multilateral diplomacy is diplomatic engagement involving three or more states, usually through international organizations, conferences, coalitions, treaty processes, or other structured forums. It enables participants to negotiate shared rules, coordinate action, manage collective problems, and build legitimacy around outcomes that no single bilateral relationship can produce alone.
Parliamentary Diplomacy
Cross-border engagement by legislatures and parliamentarians, complementing but not replacing executive foreign policy.
Plurilateral Diplomacy
Diplomatic negotiation among several, but not all, eligible participants in a broader institution or policy domain.
Regional Diplomacy
Diplomatic cooperation and negotiation within, or organized around, a particular geographic region.
Subnational Diplomacy (Paradiplomacy)
External engagement by regional, provincial or local governments within their legal competences.
Summit Diplomacy
Direct diplomatic interaction among heads of state or government at high-level meetings.
Triangular Diplomacy
A strategic approach to diplomacy in which a state manages its relationships with two other powers as an interconnected triangle, sometimes using one relationship to influence the other.
Historical
Trilateral Diplomacy
Structured diplomatic engagement among three countries or parties to coordinate policies, solve shared problems or institutionalize cooperation.
Youth Diplomacy
International engagement by young people, including youth delegates, exchanges and youth-led dialogue intended to influence or participate in global affairs.
Negotiation, Mediation & Diplomatic Methods19
Backchannel Diplomacy
Backchannel diplomacy uses non-public, specially authorized or less formal lines of communication to explore positions, reduce friction or negotiate sensitive questions outside routine diplomatic channels.
Ceasefire Diplomacy
Diplomatic efforts to negotiate, maintain, monitor or renew a cessation of hostilities between parties to conflict.
Coercive Diplomacy
Use of threats or limited pressure to influence another actor’s behaviour without immediately seeking full-scale war.
Crisis Diplomacy
High-tempo diplomatic communication and negotiation during acute security, political, consular or humanitarian emergencies.
Fact-Finding Diplomacy
The use of impartial evidence collection and verification by institutions working to prevent, understand or resolve international disputes.
Good Offices Diplomacy
Use of an intermediary’s access, credibility or convening power to help parties communicate and find a peaceful way forward, without necessarily acting as a formal mediator.
Investigative Diplomacy
A recently proposed approach to diplomatic practice that combines systematic investigation, multi-source verification, digital methods and strategic analysis. It is not yet an established official diplomatic doctrine.
Emerging
Investigatory Diplomacy
An uncommon variation of the label investigative diplomacy, rather than a demonstrably distinct established method of interstate engagement.
Related term · Investigative Diplomacy
Mediation Diplomacy
Third-party facilitation aimed at helping disputants reach understanding or agreement.
Multi-Track Diplomacy
A framework recognizing simultaneous roles for government, civil society, business, education, religion, media and other channels in peacebuilding.
Preventive Diplomacy
Preventive diplomacy is diplomatic action intended to stop disputes from arising, prevent existing tensions from escalating into conflict, limit the spread of conflict, or create space for peaceful settlement. It may involve early engagement, good offices, mediation, confidence-building, fact-finding, quiet dialogue, or support for regional and local prevention mechanisms.
Quiet Diplomacy
Discreet diplomacy that limits publicity to preserve trust and room for dialogue.
Reconciliation Diplomacy
Diplomatic engagement aimed at rebuilding political trust and practical cooperation after historical grievance, confrontation or conflict.
Secret Diplomacy
Diplomatic negotiations whose content or existence is deliberately withheld from public disclosure.
Shuttle Diplomacy
A mediator carries positions and proposals between parties that are unwilling or unable to negotiate directly.
Track 1.5 Diplomacy
Dialogue bringing official representatives together with unofficial experts or facilitators in a nonstandard or partly informal setting.
Track I Diplomacy
Official diplomacy by authorized government representatives.
Track II Diplomacy
Track II diplomacy is unofficial, non-governmental dialogue involving individuals such as experts, former officials, academics, civil-society leaders, or other influential participants who engage across conflict or political divides. It can explore ideas, clarify perceptions, build relationships, and create options that may support formal diplomacy without carrying official negotiating authority.
Track III Diplomacy
Grassroots people-to-people peacebuilding and local reconciliation across conflict divides.
Public, Cultural & People-to-People Diplomacy15
Arts Diplomacy
Cross-border engagement through artistic creation, exhibitions, performances and institutional exchange to support relationships or mutual understanding.
Celebrity Diplomacy
International advocacy or relationship-building that draws on the visibility of prominent artists, athletes or public personalities.
Culinary Diplomacy (Gastrodiplomacy)
Use of food culture, culinary events and cuisine promotion to improve cross-cultural familiarity and country reputation.
Cultural Diplomacy
Cultural diplomacy is the use of culture, heritage, language, education, arts, ideas, creative industries, and people-to-people exchange to build understanding, trust, and long-term relationships between societies. It is one of the most durable forms of public diplomacy because it works through meaning, identity, memory, and mutual recognition.
Diaspora Diplomacy
Diaspora diplomacy is the structured engagement of communities with ties to a country of origin or heritage as participants in international relationships, public diplomacy, cultural connection, knowledge exchange, investment, development, and crisis support. It should treat diaspora communities as diverse actors with their own rights and perspectives, not as uniform extensions of state policy.
Digital Public Diplomacy
The use of digital channels, content, platforms, and communities to build public trust, communicate policy, and engage audiences beyond traditional state-to-state diplomacy.
Education Diplomacy
International relationships built through educational exchanges, academic partnerships and scholarship programmes.
Heritage Diplomacy
International cooperation and contestation over cultural heritage protection, conservation, restitution and shared memory.
Museum Diplomacy
International relationship-building through museums, curatorial collaborations, exhibitions, collection loans and negotiations about cultural objects.
Music Diplomacy
The use of concerts, musician exchanges and musical collaborations as a medium for international engagement and intercultural connection.
Public Diplomacy
The way states and foreign affairs institutions engage foreign publics, communities, media, civil society, and non-governmental audiences to build understanding, trust, influence, and long-term relationships — including cultural diplomacy, educational exchange, public communication, diaspora engagement, media relations, digital outreach, and narrative-building.
Religious and Interfaith Diplomacy
International dialogue using religious leaders and faith communities to advance mutual understanding, reconciliation or peace.
Repatriation Diplomacy
Diplomatic and cross-institutional negotiations concerning the return of cultural objects, ancestral remains or other contested heritage to communities or countries of origin.
Sports Diplomacy
International engagement through athletes, sporting exchanges, competition and sports institutions.
Tourism Diplomacy
State and diplomatic activity that uses visitor exchange, destination promotion and tourism cooperation to deepen external relationships and national familiarity.
Historical, Contested & Colloquial Labels10
Chequebook (Checkbook) Diplomacy
A critical label for using aid, loans or financial inducements to secure diplomatic recognition or political support.
Contested
Cricket Diplomacy
The use of cricket matches, visits or shared sporting interest as an opportunity for diplomatic dialogue, particularly in South Asian relations.
Historical
Debt-Trap Diplomacy
A contested claim that a creditor deliberately extends unsustainable financing to obtain political or strategic leverage over a borrower.
Contested
Dollar Diplomacy
A label associated especially with the Taft administration’s 1909–1913 use of American private investment and financial influence to support US foreign-policy objectives.
Historical
Gunboat Diplomacy
Use or threat of naval force to secure foreign-policy concessions.
Contested
Mask Diplomacy
A media and analytical label for international distribution of masks and protective medical equipment as a diplomatic signal during COVID-19.
Megaphone Diplomacy
Using highly public statements or media pressure rather than quiet negotiation to communicate demands or criticism.
Colloquial
Panda Diplomacy
China’s overseas giant-panda gifts and loans as symbols of bilateral relationships alongside conservation cooperation.
Ping-Pong Diplomacy
The 1971–1972 US–China table-tennis exchanges that facilitated mutual contact amid political estrangement.
Historical
Wolf-Warrior Diplomacy
A label for combative, confrontational public communications by some Chinese officials, particularly in the social-media era.
Contested
Economic, Financial & Resource Diplomacy11
Commercial Diplomacy
Embassy and governmental support for firms, exports, market intelligence and business partnerships abroad.
Critical Minerals Diplomacy
Diplomatic engagement aimed at securing responsible access to strategically important minerals through trade, investment, processing and supply-chain partnerships.
Development Diplomacy
Diplomatic engagement concerning aid, development financing, capacity-building and international development partnerships.
Economic Diplomacy
Economic diplomacy is the use of diplomatic relationships, negotiation, representation, and policy coordination to advance economic objectives and manage the international economic consequences of state action. It can include trade, investment, finance, development, sanctions, energy, supply chains, technology access, commercial advocacy, and economic security.
Financial Diplomacy
Diplomatic negotiation and coordination about financial architecture, capital, public financing and international monetary issues.
Investment Diplomacy
Official engagement to attract, facilitate, safeguard or negotiate conditions for cross-border investment.
Recognition Diplomacy
Negotiation over whether and how states recognize governments or other states and establish official relations.
Resource Diplomacy
Diplomatic engagement over access to, governance of and sustainable use of strategically important natural resources.
Sanctions Diplomacy
Diplomatic design, coordination, negotiation and communication of restrictive measures used to influence conduct or respond to international crises.
Supply-Chain Diplomacy
International negotiation and coordination intended to strengthen the resilience, diversification, transparency or security of cross-border supply chains.
Emerging
Trade Diplomacy
Negotiation and management of international trade rules, agreements, barriers and market access.
Digital, Technology & Science Diplomacy14
AI Diplomacy
The diplomatic, institutional, and strategic implications of artificial intelligence for foreign affairs — including how states negotiate AI governance, how ministries use AI internally, and how AI shapes information environments.
Cyber Diplomacy
Diplomatic engagement focused on cyberspace, including cybersecurity, cyber norms, cyber conflict prevention, confidence-building measures, and international cooperation on digital security.
Data Diplomacy
Diplomatic engagement around data governance, data flows, privacy, interoperability, access, security, and the political consequences of data infrastructure.
Emerging
Digital Diplomacy
The use of digital technologies, platforms, data, and online communication environments to support the work of diplomacy — including public communication, crisis response, embassy engagement, digital listening, narrative analysis, stakeholder mapping, and institutional coordination across online spaces.
Digital Infrastructure Diplomacy
Diplomatic engagement around the infrastructure that enables digital societies, including connectivity, cloud systems, data centers, digital identity, payment systems, platforms, and smart-city technologies.
Digital Trade Diplomacy
International engagement to negotiate rules and cooperation for cross-border digital commerce, data flows, electronic transactions and related safeguards.
Platform Diplomacy
Diplomatic engagement with, through, or about major technology platforms whose rules, algorithms, infrastructures, and governance choices influence public discourse and international affairs.
Emerging
Quantum Diplomacy
A descriptive, emerging label for interstate cooperation and strategic engagement concerning quantum technologies, research, security and standards.
Emerging
Science Diplomacy
Science diplomacy is the interaction between scientific knowledge, international research cooperation, and diplomatic practice. It includes using scientific evidence to inform foreign policy, using diplomacy to enable scientific collaboration, and using shared scientific work to build relationships, trust, and cooperation between states and societies.
Space Diplomacy
Diplomatic negotiation over space exploration, rules, resource use, security, sustainability and scientific cooperation.
Standards Diplomacy
Diplomatic engagement intended to shape international technical standards, interoperability rules and institutional participation in standard-setting.
Technology Diplomacy (Tech Diplomacy)
Diplomacy focused on technology as a geopolitical, economic, regulatory, and strategic domain, including AI, cybersecurity, semiconductors, digital infrastructure, standards, and technology companies.
Twiplomacy (Twitter/X Diplomacy)
Diplomatic engagement conducted primarily on social platforms — a narrower subset of digital diplomacy.
Colloquial
Virtual Diplomacy
Diplomatic interaction conducted through remote meetings and other virtual channels.
Health, Environment & Human Security Diplomacy19
Biodiversity Diplomacy
International negotiation on conserving biodiversity, restoring ecosystems, access to genetic resources and implementing conservation commitments.
Climate Diplomacy
Climate diplomacy is the use of diplomatic engagement to negotiate, coordinate, and advance international responses to climate change and its political, economic, security, development, and humanitarian consequences. It includes mitigation, adaptation, climate finance, loss and damage, energy transition, technology cooperation, resilience, and implementation of international climate commitments.
Disaster Diplomacy
Ways disasters and disaster-risk cooperation affect diplomatic relationships and conflict dynamics.
Energy Diplomacy
Foreign-policy negotiation on energy supply, infrastructure, transitions, trade and energy security.
Environmental Diplomacy
Diplomatic cooperation and negotiation about shared environmental protection, pollution and ecological governance.
Fisheries Diplomacy
International engagement to manage shared or migratory fish stocks, fishing access, sustainable practices and related maritime disputes.
Food Diplomacy
Diplomatic negotiation or cooperation on food security, food trade and resilient agricultural supply chains.
Health Diplomacy
Health diplomacy is the use of communication, negotiation, consensus-building, and international cooperation to shape and manage policy issues affecting health across borders. It brings together foreign policy, public health, development, trade, security, science, and humanitarian actors around health challenges that no state or technical institution can manage alone.
Humanitarian Diplomacy
Negotiation and advocacy to secure humanitarian access, protections and support for people affected by crisis.
Maritime Diplomacy
Foreign-policy negotiation concerning sea routes, shipping, maritime jurisdiction, ports and navigation security.
Medical Diplomacy
A context-dependent phrase for cross-border medical cooperation, exchange of personnel or clinical support used to advance health and humanitarian relationships.
Related term · Health Diplomacy
Migration Diplomacy
International negotiation regarding migration, mobility, visas, return, protection and responsibility-sharing.
Nuclear Diplomacy
International negotiation concerning nuclear weapons, non-proliferation, peaceful nuclear cooperation and safeguards.
Ocean Diplomacy
International engagement about marine governance, maritime biodiversity, fisheries and oceans-related rights.
Pandemic Diplomacy
International negotiation and coordination over pandemic prevention, preparedness, surveillance, emergency response and equitable access to countermeasures.
Polar Diplomacy
Diplomatic cooperation and contestation concerning Arctic and Antarctic governance, scientific activity, environmental protection and security interests.
Vaccine Diplomacy
Provision, negotiation and international coordination of vaccines as public-health cooperation and sometimes foreign-policy influence.
Water Diplomacy
Political and technical negotiation about shared watercourses, transboundary basins and water security.
Women, Peace and Security Diplomacy
International diplomatic engagement advancing women’s meaningful participation, protection and rights in peace and security processes.
Security, Military & Crisis Diplomacy8
Arms-Control Diplomacy
International negotiations aimed at limiting, regulating, monitoring or verifying weapons and military capabilities.
Counterterrorism Diplomacy
Diplomatic coordination over international responses to terrorism, including law enforcement cooperation, prevention, sanctions and rights-compliant security frameworks.
Defence Diplomacy
Military-to-military engagement, defence dialogues and security cooperation undertaken to support national foreign and defence policy.
Deterrence Diplomacy
A loosely used phrase for diplomatic communication accompanying efforts to deter actions by signalling credible consequences, often alongside assurances or dialogue.
Disarmament Diplomacy
International efforts to reduce or eliminate specified weapons or weapons systems through negotiation and verification.
Hostage Diplomacy
A critical descriptor for the arbitrary detention or threatened detention of foreign nationals for diplomatic leverage over another government.
Contested
Military Diplomacy
Use of military representatives, professional exchanges and military relations for diplomatic objectives short of direct combat.
Naval Diplomacy
The use of naval visits, exercises, presence or communication to build relationships, reassure partners or signal national interests.
Human Rights, Inclusion & Normative Diplomacy5
Climate Justice Diplomacy
Diplomatic advocacy and negotiation that places fairness, vulnerability, historical responsibility and equitable climate action at the centre of international cooperation.
Feminist Diplomacy
Diplomatic practice that applies gender-equality and feminist analysis to representation, negotiation, peacebuilding and foreign-policy priorities.
Human Rights Diplomacy
International engagement to promote, discuss, monitor or negotiate respect for human rights obligations and standards.
Peacebuilding Diplomacy
Diplomatic engagement that supports sustained peace by addressing political exclusion, institutions, trust and risks of renewed violence after conflict.
Transitional Justice Diplomacy
International engagement concerning accountability, truth, reparations and institutional reform after conflict or repression, often as part of peace processes.