The leaders of four European countries have arrived in Kyiv as calls intensify for Russia to agree to a monthlong ceasefire in the war

Ukraine’s main security agency says it arrested two people on suspicion of spying for Hungary by gathering intelligence on Ukraine’s military in the west of the country

Russia and Ukraine have both reported attacks on their forces on the first day of a 72-hour ceasefire called by President Vladimir Putin

Ukraine is accusing Russia of launching deadly airstrikes on the first day of a three-day ceasefire. ABC News’ Ian Pannell reports.

Former President Joe Biden has said in his first interview since leaving the White House that President Donald Trump's pressure on Ukraine to give up territory to Russia amounts to “modern-day appeasement.”

Celebrations will be held all over Russia, with a military parade through Moscow overseen by President Vladimir Putin.

Ukrainian drones targeted Moscow for the second consecutive night on Monday, as the Russian capital prepared for Victory Day celebrations.

Their injuries still fresh on their minds, Ukrainian vets turn to sports and teamwork in British Columbia.

An estimated 50 people were hurt, including an 11-year-old child, when Russia attacked the city of Kharkiv with drones late Friday, officials said.

Russia launched a major drone assault on the Ukrainian city of Kharkiv, wounding 47

Kurt Volker, former U.S. ambassador to NATO, says a mineral resource deal will allow the U.S. to support Ukraine “without it costing U.S. taxpayers.”

The U.S. and Ukrainian governments touted the signing of a controversial minerals sharing deal as a launchpad for expansive bilateral economic cooperation.

US and Ukraine sign deal to create the Reconstruction Investment Fund — the long-awaited mineral deal that gives the US rights to Ukrainian rare earth.

Mick Mulroy, former deputy assistant secretary of defense for the Middle East, discusses what the agreement would mean for both countries.

The two countries announced they have signed the long-awaited deal that gives the U.S. rights to Ukrainian rare earth minerals.

Moscow-appointed officials in Ukraine's Kherson region say a Ukrainian drone attack killed seven and wounded more than 20 people

The agreement will establish an investment fund between the U.S. and Ukraine in coordination with a mineral resource agreement between the two countries.

President Donald Trump reflected on his private meeting with Ukrainian President Volodymyr Zelenskyy in Rome, calling it a "moment of solace."

Kremlin spokesperson Dmitry Peskov warned Wednesday that "a whole series of nuances" needs to be addressed before Russia will agree to any U.S.-brokered peace deal.

South Korea's spy agency says an estimated 4,700 North Korean soldiers have been killed or wounded while fighting alongside Russia against Ukrainian forces

President Donald Trump spoke with ABC News’ Terry Moran about the war in Ukraine and his confidence in Defense Secretary Pete Hegseth.

U.S. and Russian officials continued Ukraine peace discussions Monday as the Kremlin announced a three-day ceasefire during May's Victory Day celebrations.

Officials say Russia has struck civilian areas of Ukraine with drones in another nighttime attack, killing a 12-year-old girl

President Donald Trump is pushing Ukrainian President Volodymyr Zelensky to cede territory occupied by Russia to Moscow to bring about an end to the fighting in Ukraine

Russian President Vladimir Putin has announced a temporary ceasefire to come into effect during the 80th anniversary commemoration of V Day.

Retired U.S. Army Lt. Gen. Douglas Lute, who also served as an ambassador to NATO, discusses the ceasefire, which will last from May 8 to 10, the Kremlin said.

Ukraine seized parts of the Russian territory last year.

President Donald Trump told reporters on Sunday he wants to see a deal between Russia and Ukraine "in two weeks or less."

North Korean authorities confirmed for the first time that the country's forces fought against Ukrainian troops in Russia's Kursk region.

Russia’s attacks happened just hours after President Donald Trump met with Ukraine's Volodymyr Zelenskyy at Pope Francis' funeral.

On “This Week,” Chief International Correspondent James Longman reports on President Trump's meeting with President Zelenskyy in Rome.

White House communications director Steven Cheung said the two leaders had a "very productive session."

Martha Raddatz interviews former Biden White House National Security Adviser Jake Sullivan on "This Week."

President Donald Trump and Ukrainian President Volodymyr Zelenskyy were seen in an unannounced meeting before Pope Francis’ funeral. What it may mean for the efforts to end Russia’s war in Ukraine.

Ukraine reported 149 Russian drones launched into the country overnight into the early hours of Sunday.

President Donald Trump and Ukrainian President Volodymyr Zelenskyy met privately in St. Peter's Basilica on Saturday before attending the funeral for Pope Francis.

Late Friday, Trump posted Ukraine and Russia were "very close to a deal."

Applause broke out at the Vatican as Ukrainian President Volodymyr Zelenskyy arrived for the funeral of Pope Francis.

A car bomb in Moscow has killed a senior Russian military officer, Russian officials said.

Former ambassador to Ukraine Bill Taylor says “it’s good that President Putin is now at the table” for peace talks.

ABC News’ Karen Travers reports on President Donald Trump’s wide-ranging interview with Time magazine.

While rebuking Putin, he said he "has no allegiance" to either Moscow or Kyiv.

Officials say a Russian drone has struck an apartment building in a southeastern Ukraine city, killing three people and injuring 10 others

Ukrainians are reeling after Russia's largest attack on the country in nearly a year left at least 12 dead and more than 100 wounded.

Russian attack drones and ballistic missiles struck the capital, according to the Kyiv City Military Administration.

President Donald Trump claimed that he was putting a lot of pressure on Russia and that he was not happy with Putin.

ABC News’ Tom Soufi Burridge and Shannon Kingston report on the White House’s reaction to the overnight strike that killed at least 12 people and injured dozens more.

President Donald Trump is demanding Ukrainian President Volodymyr Zelenskyy accept a U.S.-proposed peace deal that heavily favors Russia, forcing Ukraine to surrender Russian-seized territory.

ABC News contributor Mick Mulroy discusses what the overnight Russian attack could mean for a ceasefire deal.

The vice president spoke to reporters as he prepared to depart from a trip to India after touring the Taj Mahal with his family and a meeting with Indian Prime Minister Narendra Modi.