Armenia has refused to pay its contributions to the budget of the Moscow-led Collective Security Treaty Organization (CSTO) ...

The headquarters of the Collective Security Treaty Organization (CSTO) in Moscow is hosting the first round of talks to discuss preparations for CSTO joint exercise on 1-3 April. The exercise is ...

IVO H. DAALDER is Chief Executive Officer of the Chicago Council on Global Affairs and served as U.S. Ambassador to NATO from ...

Yerevan notified the secretariat of the organization. Armenia notified the secretariat of the Collective Security Treaty Organization (CSTO) about its decision to refrain from signing the organization ...

U.S. Secretary of State Marco Rubio and the Trump administration's new envoy to NATO have arrived in Brussels.

Washington Summit marked the 75th anniversary of the North Atlantic Treaty Organization (NATO) by celebrating the Alliance’s enduring commitment to the transatlantic region’s freedom and security.

NATO members are bound to back each other militarily in the face of any aggression under the collective defense clause in the alliance's founding treaty ... a way better security guarantee ...

Investing.com -- In an effort to reinforce security in Europe, NATO partners have committed to increase their defense ...

NATO Secretary-General Mark Rutte urged transatlantic unity, warning against solo security strategies amid tensions over NATO ...

Ankara’s veto signals that its geopolitical priorities increasingly diverge from those of the alliance, providing NATO’s ...