Russia on Thursday rejected the idea of NATO countries sending peacekeeping troops to Ukraine in the event of a ceasefire in the war with Russia, saying such a move would threaten to cause an "uncontrollable escalation".

Ukraine praised U.S. President Donald Trump on Thursday for threatening to impose tariffs and sanctions on Russia if it refuses to make a deal to end the war in Ukraine and said the comment sent a "strong signal".

NATO's Secretary-General Mark Rutte hailed newly inaugurated U.S. President Donald Trump's warning on Wednesday that Russia could expect more tariffs and sanctions if it did not end the war in Ukraine.

An unevidenced claim that Russia has offered support to the California wildfires response was read by millions of people online.

President Donald Trump recently struck a more critical tone about Russia, and the country’s state media noticed. CNN’s Fred Pleitgen reports.

Russia has had battlefield momentum but its recent territorial gains have been at the expense of high personnel losses.

Russian President Vladimir Putin has had a call with Chinese President Xi Jinping, emphasizing the two countries’ close ties, a day after Donald Trump was sworn in as the 47th U.S. president.

President Vladimir V. Putin of Russia praised President Trump’s second inauguration, but the American leader did not return the compliment.

Speaking at Davos, Poland's foreign minister said Putin was repeating a Soviet-era mistake, which was ruining Russia's economy.

The New York Times has reported, quoting a senior US defense official, that within the next two months, North Korea is expected to send more troops to aid Russian forces in the western region of Kursk,

Analysis As President Donald Trump gets to work in the Oval Office, the world is eagerly hoping for a more successful and peaceful global environment – particularly when it comes to the wars that have raged overseas for the past few years.