Yulia Svyrydenko was made Ukraine's new prime minister and Olga Stefanishyna got the plum role of U.S. ambassador (after Republican resistance in Washington helped push out her predecessor), while many of their colleagues were reassigned to new posts as the national parliament voted through the changes Thursday afternoon.

U.S. President Donald Trump's decision to ramp up arms shipments to Ukraine is a signal to Kyiv to abandon peace efforts, Russia said on Thursday, vowing it would not accept the "blackmail" of Washin...

“The Patriot systems … will certainly make a difference to the defense of Ukrainian cities, particularly Kyiv,” Rajan Menon, a professor emeritus of political science at the City College of New York,...