President Donald Trump called Tuesday on the US attorney general to investigate his "criminal" Democratic opponent Joe Biden, as he headed to a rally in the key state of Pennsylvania two weeks before election day. Polls show Trump down or in a tight contest in most of the swing states that...

Russia said Tuesday it’s ready to accept a U.S. proposal to freeze the number of nuclear warheads and extend the two nations’ last arms control pact for one year and Washington responded that it's prepared to make a quick deal. U.S. State Department spokeswoman Morgan Ortagus welcomed...

The NATO military alliance is considering a summit in March in Brussels to welcome a new U.S. president if Democrat candidate Joe Biden wins, diplomats and officials said, with a gathering in the first half of next year if Donald Trump is reelected. While the U.S.-led alliance agreed last...

A ceasefire in the mountain territory of Nagorno-Karabakh was under severe strain Tuesday after new clashes between Azeri and ethnic Armenian forces in their deadliest fighting since the 1990s. The ceasefire, agreed on Saturday, has had little impact on fighting that began on Sept. 27, despite...