Flight data showed how American and British reconnaissance aircraft flew from England toward Russia on Monday.

NATO Secretary General Mark Rutte warned that Brazil, China and India will face secondary sanctions from the US if Russia doesn’t negotiate a peace deal with Ukraine, and said they should lean on President Vladimir Putin to agree to a ceasefire.

President Donald Trump has softened his stance on NATO. He once called the Western alliance "obsolete." Now, he says, it's the "opposite of that."

Russia might attack Nato territory were China to launch an invasion of Taiwan, the head of Nato has warned. Here's what the experts say

Poland and the Baltic states also withdrew from the Ottawa Convention despite pleas from some leaders to maintain decorum in the face of Russian aggression.

NATO members that border Russia are buying US-made HIMARS. One defense minister told BI that the war shows deep strike abilities are needed.

The view from Kharkiv, Ukraine, as Russia continues its large and deadly airstrikes on cities and civilians President Trump says NATO allies will buy weapons from the U.S. and give them to Ukraine. Trump also said he'd apply economic penalties on Russia in 50 days unless it agrees to a peace deal.

U.S. President Donald Trump's Ukraine envoy Keith Kellogg began talks in Kyiv on Monday on security and sanctions against Russia. That's a day after the U.S. president said he would send Patriot air defence missiles to Ukraine.