When U.S. President Donald Trump and Russian President Vladimir Putin meet in Alaska on Friday, it will be the latest chapter in the 49th state’s long history with Russia — and with international tensions.

Europe and Ukraine's leaders will speak to U.S. President Donald Trump at a virtual meeting on Wednesday ahead of his summit with Russia's Vladimir Putin, as they try to drive home the perils of selling out Kyiv's interests in pursuit of a ceasefire.

In 1945, the map of Europe was redrawn in Yalta without input from the affected countries. Ukraine and Europe fear a repeat in Alaska.