As Russia prepared to invade Ukraine, we took a look at the history of the complex relationship between the nations.

Ukraine gained its independence from the Soviet Union in 1991 with a population of about 52 million people -- second in the U.S.S.R. only to Russia’s 147 million. 34 years later, that number has ...

At least six people were killed and 22 injured in eastern Ukraine as Russian forces continued an intense campaign targeting ...