A Russian peacekeeper stands guard on a road in the town of Lachin on December 1, 2020. - Azerbaijani soldiers on December 1 hoisted their country's flag in the final district given up by Armenia under a peace deal that ended weeks of fighting over the disputed Nagorno-Karabakh region. A column of Azerbaijani military trucks entered the Lachin district overnight, taking over the last of three regions around Karabakh handed over by Armenia under the Russian-brokered agreement. (Photo by Karen MINASYAN / AFP)