ANCHORAGE (AP) — Orthodox Christians across Alaska have been taking part in three days of prayer for peace ahead of Friday’s summit there between U.S. President Donald Trump and Russian President Vladimir Putin, which will focus on the war in Ukraine.

President Donald Trump will meet Russian President Vladimir Putin in Alaska in the first U.S.-Russia summit in four years. Here's what to know.

But beyond making the U.S. and Russia neighbors, Alaska has been the site of both cooperation and conflict between the two nations beginning, in part, with the purchase of the 49th state from the Russian empire.