Controversial Georgian ex-leader Mikheil Saakashvili has been offered a top government post in Ukraine, prompting anger in Tbilisi. Talking to DW, Saakashvili warned a collapse in Ukraine would threaten all of Europe.

Ukraine asked Western powers to share data to help determine whether it was an Iranian missile that caused a plane crash earlier this week. Germany's foreign minister is calling for "the greatest possible transparency."

Ukraine and Russia-backed separatists in the country's war-torn east exchanged 200 prisoners, swapping detained fighters for civilians and servicemen held captive in some cases for years in two breakaway regions.

The Ukrainian government has exchanged 200 prisoners with Russian-backed separatists in a pre-planned exchange. The swap may indicate the start of a better working relationship between Russia and Ukraine.

Ukraine's Naftogaz and Russia's Gazprom have signed a deal that will keep natural gas flowing to Western Europe. The accord builds on a number of diplomatic steps this month between Moscow and Kyiv.

Sergey Lavrov discussed a host of issues with Donald Trump and Secretary of State Mike Pompeo, including arms control and Ukraine. Lavrov repeated his denial that Russia intervened in the US presidential election.

Marie Yovanovitch testified she felt a "big threat" as she was removed from the post of US ambassador to Ukraine. President Trump tweeted about the diplomat during the impeachment hearing, sparking cries of intimidation.

An army veteran and a foreign service officer who overheard Trump's call to Ukraine's President Zelenskiy gave their testimony to Congress. Lt. Col. Alexander Vindman said there was "no doubt" what Trump was asking for.

Dutch investigators say they have intercepted telephone calls that implicate the Russian government in the MH17 downing over Ukraine in 2014.

In the latest testimony given to the impeachment inquiry against President Donald Trump, the former US ambassador to Ukraine said he "put pressure" to remove her from her post.

A new Normandy-format meeting to end the war in eastern Ukraine has proven difficult to put together. Breakthroughs leading to peace have been elusive as negotiations have devolved into a political tug-of-war.

Nigeria Super Eagles to play Int'l friendly with Ukraine on Tuesday