Rubio arrives in Brussels on Thursday for two days of meetings with his NATO counterparts and European officials, and he can ...

The U.S.’s call for Europeans to spend more on militaries prompts talk of changing the rules for what counts as military ...

President Donald Trump has repeatedly threatened to leave the NATO alliance should member states fail to increase defensive ...

NATO Secretary-General Mark Rutte warned the United States and Europe on Wednesday against any temptation to "go it alone" on ...

The European Union wants more defense autonomy from the United States. But they still want a partnership with Washington.

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

WARSAW, Poland (AP) — NATO Secretary-General Mark Rutte appealed for unity on Wednesday as European nations scale up their ...

Europe's NATO members may publicly express confidence in the continent's relationship with the U.S., but many European ...

The announced US withdrawal from Europe’s defence has put the question of the continent's rearmament back on the table.

Nonetheless, the rationale for continued U.S. commitment to NATO is as rock solid today as it was in 1949. The reasons are ...