Russian President Vladimir Putin has directed drills of the country’s strategic nuclear forces that featured practice missile launches

It was, perhaps, the costliest phone call in history. When Sergei Lavrov, the Russian foreign minister, told his American counterpart on Monday that the Kremlin had not budged from its demand for an even bigger slice of Ukraine than its forces currently hold,

The drone and missile attacks on Ukraine came as the US president put on hold his plans for an imminent summit in Budapest.

At least six people were killed overnight, shortly after the American president announced that he did not "want to have a waste of time" holding a summit with the Russian leader.

President Trump said last week that he and Russian President Vladimir Putin would meet in Budapest, Hungary, though he did not say when.

Donald Trump urged Volodymyr Zelenskyy to accept Russia’s terms for ending its war in a volatile White House meeting on Friday, warning that Vladimir Putin had said he would “destroy” Ukraine if it did not agree.

U.S. President Donald Trump's hopes for a quick summit in Budapest with Russian President Vladimir Putin may be stalled after a preparatory session between the leaders' top foreign-policy aides this week was put on hold,