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.

Retired U.S. Army Lt. Gen. Douglas Lute, who also served as an ambassador to NATO, discuss the latest on the war in Ukraine.

BRUSSELS (Reuters) -Several European countries said on Tuesday they were willing to buy U.S. arms for Ukraine under a scheme announced by U.S. President Donald Trump, although arrangements still needed to be worked out.

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

Donald Trump’s remarks on Ukraine on Monday were far from the biggest announcement the US president could have made.

President Vladimir Putin intends to keep fighting in Ukraine until the West engages on his terms for peace, unfazed by Donald Trump's threats of tougher sanctions, and his territorial demands may widen as Russian forces advance,

During his campaign, Trump said bringing a quick end to the war was a top priority and that helping Ukraine was a waste of US taxpayer money.

President Trump announces arrangement where NATO pays for US weapons sent to Ukraine, as Russian strikes intensify across Ukraine, including an attack on a maternity hospital.