This is government-to-government diplomacy – also called Track I Diplomacy – that goes through formal, traditional channels of communication to communicate with foreign governments (written documents, meetings, summits, diplomatic visits, etc). This type of diplomacy is conducted by diplomats of one nation with diplomats and other officials of another nation or international organization. 

·         I  

Informal diplomacy 

Informal diplomacy includes Public Diplomacy which involves government-to-people diplomacy and reaching out to non-executive branch officials and the broader public, particularly opinion-shapers, in foreign countries, explaining both foreign policy and the national context out of which that policy arises. Public Diplomacy is carried out by both diplomats and, under their programs and auspices, non-officials such as academic scholars, journalists, experts in various fields, members of non-governmental organizations, public figures such as state and local government officials, and social activists. 

·         International Organizations 

An organization with an international membership, mission, or presence. There are two main types: International nongovernmental organizations (INGOs) are nongovernmental organizations (NGOs) that operate internationally, such as the International Olympic Committee or the International Committee of the Red Cross. Intergovernmental organizations, also known as international governmental organizations (IGOs), the type of organization most closely associated with the term "international organization" are organizations that are made up primarily of sovereign states (referred to as member states). Examples include the United Nations; NATO (North Atlantic Treaty Organization); OAS (Organization of American States); APEC (Asia-Pacific Economic Cooperation); ASEAN (Association of South East Asian Nations); and the WTO (World Trade Organization). 

·         L  

Locally employed staff