European Union leaders are holding emergency talks on ways to quickly increase their military budgets after the Trump ...

Countries that have faltered on defense spending for decades held emergency talks in Brussels to explore new ways to beef up ...

American officials, including in the C.I.A., are concerned about mass closures hampering national security work. And China ...

Members of the so-called Five Eyes spy alliance, as well as Israeli and Saudi officials, fear the identities of foreign ...