NATO

NATO protects 1 billion people in Europe and North America from 21st-century threats, from cybercrime to pandemics such as COVID-19.

Every American president since Harry Truman, who championed NATO's creation in 1949, has reaffirmed the United States' commitment to the principle of collective defense.

The U.S. and other countries said they will never recognize Russia's illegal and illegitimate annexation of parts of Ukraine.

President Biden called the recent NATO summit "historic" as members outlined priorities and invited two additional countries to join.

President Biden is hailing the applications of both Finland and Sweden to join NATO, saying the countries would strengthen the alliance.

The Coalition to Defeat ISIS is convening in Morocco in May to advance its increasing efforts to stop ISIS from making inroads in Africa.

Nations are expelling Russian diplomats to protest the invasion of Ukraine. Find out which countries are taking that approach.

Check out our latest coverage of the developments in Ukraine and the U.S. response. This article will be updated on a rolling basis.

During his first trip to Europe since Russia invaded Ukraine, President Biden unveiled actions to hold Putin accountable for war atrocities.