Russia and Ukraine said they had failed to reach any breakthrough in a day of talks with French and German officials aimed at ending an eight-year separatist conflict in eastern Ukraine. The lack of progress marked a setback for efforts to defuse the wider Ukraine crisis in which Russia has …

British Prime Minister Boris Johnson has warned that Russia’s military buildup near Ukraine, which the West suspects is a prelude to an invasion, has triggered Europe’s most serious security crisis in decades, as Moscow began holding joint military exercises in Belarus involving more than 30,000 troops. As Johnson spoke in …

Russia opened 10 days of massive military drills in Belarus on Thursday and docked six of its ships at a strategic Black Sea port, drawing a sharp rebuke from Ukrainian officials who characterized Moscow’s actions as further escalating tensions in the region. The Russian maneuvers in Belarus involved thousands of …