The alert for Kyiv was issued a day after U.S. President Donald Trump repeated his call for a 30-day ceasefire between Ukraine and Russia.

Ukraine has said it is ready to accept a U.S. proposal for an immediate 30-day ceasefire, while Russia has proposed only a three-day ceasefire but has continued to attack Ukraine.

Russian bombs struck northeast Ukraine in the opening hours of Moscow's unilateral ceasefire, killing at least one civilian, Ukrainian officials said.

The European Commission has signaled willingness to buy more U.S. LNG to replace Russian volumes, a step President Donald Trump has demanded.

Putin on April 28 declared a three-day ceasefire to mark the 80th anniversary of the victory of the Soviet Union and its allies over Nazi Germany in World War Two.

This week on "Face the Nation with Margaret Brennan," Anthony Salvanto discusses new polling as President Trump's 100th day in office. Plus, Russian Foreign Minister Sergey Lavrov sits down with Margaret Brennan.

Giving up the land that was illegally annexed by Russia in 2014 is also politically and legally impossible, according to experts.

All Ukrainian troops have been forced from parts of Russia’s Kursk region, which Moscow lost control of last year to a surprise Ukrainian incursion.

According to polling, Canadians say their relationship with the United States has sunk to levels comparable to that of Russia and China, and citing Trump's actions.

Svetlana Petrenko, a spokesperson for the military, said the explosive device was rigged with shrapnel and an investigation is underway.

Zelenskyy said that Russia must fully adhere to the ceasefire conditions and reiterated Ukraine's offer to extend the truce for 30 days, starting midnight Sunday.

Russian President Vladimir Putin is calling for a temporary Easter ceasefire with Ukraine. Despite the war's largest prisoner swap on Saturday, officials from Kyiv say the fighting has not stopped.

According to the Kremlin, the ceasefire will last from 6 p.m. Moscow time on Saturday to midnight following Easter Sunday.

Trump told Zelenskyy that the U.S could be 'very helpful in running those plants with its electricity and utility expertise,' according to a White House statement.

Russian President Vladimir Putin agreed to a proposal by U.S. President Donald Trump for Russia and Ukraine to stop hitting each other's energy infrastructure for 30 days.