The Pentagon and State Department spent much of Monday scrambling to respond to the White House’s Sunday night announcement. Three days earlier Defense Secretary Mark Esper told reporters he and the Turkish Defense Minister had reached an agreement on joint US/Turkish patrols in northern Syria.

With a two-year budget deal the Pentagon is getting what it wanted: budget certainty. But that certainty comes at a cost.

As the Polish president visits the White House this week, Polish officials are touring US air bases to check out the F-35.

A key Trump ally, Sen. Lindsay Graham, bucks the White House on its proposed $8 billion arms sale.

Just days after Trump again ripped the program, the Navy says the over-budget, and overdue, carrier remains beset with problems.

Paris wants to partner with the US, but a top French defense official says an unpredictable White House is forcing Europe to strike out on its own.

The relationship went through a messy ending. Will the president now try and give Mattis the Rex Tillerson treatment?

As big defense firms line up to pitch their fighter planes to India, the government of Narendra Modi is demanding they build in India, something that might be at odds with the Trumpian America First philosophy.

Stunning leaders with a new demand for a massive increase in military spending, President Trump rekindles fears that he has little interest in maintaining the post-war alliance.

Allies from Norway to Romania are buying big-ticket weapons systems produced by the American defense industry, and more NATO countries are inching toward agreed-upon defense spending goals. But is it enough?