Russian President Vladimir Putin received the honorary black belt back in Nov. 2013 from World Taekwondo, the international governing body of the sport. He is known to be a fan of martial arts.

Monday on Political Rewind: Former U.S. Sen. Sam Nunn offers his insights on Ukraine. Then we talk to Mercer University professor Christ Grant, who watched the crisis unfold while in Ukraine earlier this year, and Ukrainian native Tetiana Lendiel.

Thursday on Political Rewind: How will a deeply divided electorate respond to the Russian invasion of Ukraine? Also, our panel discussed the role women on both sides of the aisle are playing in this year’s election — as candidates, organizers and voters.

President Biden said there was uncertainty among allies about how they would respond to a "minor incursion" by Russia into Ukraine. That led to alarm overseas — and a clean-up at home.

Russia's Interfax news, citing the military, reports that 10,000 troops are returning to their "permanent deployment points" from the border region.

Russian President Vladimir Putin once floated the prospect of his country joining NATO.

Military experts say Russia would face stronger resistance from Ukraine than it did when it annexed the Crimean Peninsula seven years ago

In a scheduled video call Tuesday with the Russian president, Biden will outline economic sanctions and stepped-up support for NATO allies if Russia invades, a senior administration official says.

Alexander Litvinenko, a former Russian intelligence officer, died in London weeks after drinking tea that was later found to have been laced with the deadly radioactive compound polonium-210.

Biden tried to repair ties with European allies and convinced them to take a tougher stance on China. Next he'll confront Russia. But selling this at home remains the hardest part.

Biden will instead hold a solo press conference, which a White House official called "the appropriate format to clearly communicate with the free press the topics that were raised in the meeting."

Biden wants to rebuild relations with allies, but some of his old friends in Europe have grown weary after the last four years.

President Biden will be in Europe for eight days, first meeting with allies and partners at the G7 and NATO summits. And then, he'll square off with Russian President Vladimir Putin in Geneva.

President Biden and Russian President Vladimir Putin will meet face-to-face in Switzerland next month. The agenda will include nuclear arms control, climate change and Russia's election meddling.

President Biden is getting ready for a summit with Russian President Vladimir Putin next month. Domestic politics are making Biden's approach to the talks even tougher.