U.S. President Donald Trump meets with the six-nation Gulf Cooperation Council in Riyadh as part of his effort to counter Iran with a NATO-like Arab force.

U.S. President Donald Trump approves supplying arms to Kurdish fighters, part of an effort to retake the Syrian city of Raqqa from Islamic State, despite fierce opposition from NATO ally Turkey.

U.S. Secretary of State Rex Tillerson attends in his first NATO meeting in Brussels on Friday (March 31). He told allies that the United States will uphold previous agreements and ensure the alliance has the capability to defend itself, including from Russian aggression.

US President Donald Trump says he backs the NATO alliance but, with visiting German Chancellor Angela Merkel at his side, stresses that some member states were not contributing enough.

NATO anti-submarine exercises have begun in the central Mediterranean sea, bringing together ships, submarines and aircraft from ten nations.

Germany's foreign minister visits his Turkish counterpart in Berlin, hoping to smooth over an escalating feud between the NATO allies.

U.S. Vice President Mike Pence sought to reassure allies at a security conference in Munich, even as he criticised NATO members for lacking what he perceives as a credible path to reach funding goals.

To what extent has Donald Trump carried over behaviour from the business world and his role in reality tv show 'The Apprentice' to his composition of a transition team?

U.S. President Barack Obama will tell NATO members that incoming president Donald Trump is committed to the alliance.

North Korea's neighbours and all members of the UN Security Council and NATO have condemned the nuclear test. Charles Stratford takes a closer look now at the international reaction to the test.