The Republican front-runner said that, as president, he warned NATO allies that he "would encourage" Russia "to do whatever the hell they want" to countries that don't meet their spending commitments.

The right-wing provocateur flew to Moscow to interview the Russian president, becoming the first American to do so since the invasion of Ukraine. They spoke for two hours.

The charity Save Ukraine brought young Ukrainians to Washington D.C. to tell Congress about being abducted by Russia.

Russian election authorities rejected Boris Nadezhdin as a candidate in next month's presidential balloting.

Ukrainian President Volodymyr Zelenskyy thanked Gen. Valerii Zaluzhnyi for his two years of service as commander-in-chief and appointed Сol. Gen. Oleksandr Syrskyi to lead the army.

Voters in Finland were electing a new president Sunday at an unprecedented time for the Nordic nation that is now a NATO member with its eastern border with Russia closed.

Russia recruits Nepali men with promises of citizenship and enticing wages. But after news of at least 10 Nepali troops killed, Nepal's government and families want to bring their soldiers home.

The invasion of Ukraine hampered collaboration with Russian climate scientists. That's bad news for our collective ability to understand, and prepare for, a hotter planet.

Russian-installed authorities in Donetsk said that the shells had been fired by the Ukrainian military and called it a "terrorist attack."

Microsoft says hackers broke into its corporate email system and accessed the accounts of members of its leadership team, as well as those of employees on its cybersecurity and legal teams.

U.S. citizen Robert Woodland Romanov has been arrested on drug charges in Russia amid soaring Russia-U.S. tensions over Ukraine.

Ukrainian authorities said 230 Ukrainian prisoners of war returned home in the first exchange in almost five months. Russia's Defense Ministry said 248 Russian servicemen have been freed.

Russia launched dozens of attack drones and missiles — including its advanced Kinzhal ballistic missile — according to Ukrainian officials.

Several large Ukrainian cities were attacked, including the capital, Kyiv, as well as Dnipro, Lviv, Odesa and Kharkiv.

Russia launched 122 missiles and 36 drones against Ukrainian targets, officials said Friday, killing at least 18 civilians across the country.