U.S. President Donald Trumpis expected to speak with his Russian counterpart Vladimir Putinthis week on ways to end the three-year war in Ukraine, U.S. envoy Steve Witkoff told CNN on Sunday after returning from what he described as a "positive" meeting with Putin in Moscow.

President Donald Trump and Russian President Vladimir Putin are expected to speak this week as the U.S. tries to broker a ceasefire in the Russia-Ukraine war, according to Trump special envoy Steve Witkoff.

The last time Ukraine signed a peace accord with Russia, 10 years ago, it brought only sporadic violence, mounting distrust, and eventually full-scale war. Here’s what we can learn from that history.