Protocol to the North Atlantic Treaty of 1949 on the accession of the Republic of North Macedonia : message from the President of the United States, transmitting Protocol to the North Atlantic Treaty of 1949 on the accession of the Republic of North Macedonia

Protocols to the North Atlantic Treaty of 1949 on the accession of the Republic of Finland and the Kingdom of Sweden : message from the President of the United States transmitting protocols to the North Atlantic Treaty of 1949 on the accession of the Republic of Finland and the Kingdom of Sweden

Integrating new allies into NATO

North Atlantic Treaty : accession of North Macedonia : protocol between the United States of America and other governments signed at Brussels, February 6, 2019 ; entered into force December 22, 2020

NATO enlargement : Albania, Croatia, and possible future candidates

The eastern dimension of America's new European allies

Medvedev's plan giving Russia a voice but not a veto in a new European security system