The Russian region is wedged between Poland and Lithuania.

In the picture, strollers for refugees babies fleeing the conflict from Ukraine are seen left at the train station in Przemysl, Poland. welded wire mesh

In the picture, refugees are seen waiting for transport after fleeing the war from Ukraine at the border crossing in Medyka, southeastern Poland. Tuesday, a missile strike killed two men in a Polish village close to the Ukrainian border and added to the long-suppressed sense of vulnerability in a country where the ravages of World War II are well remembered.

In this picture, guards and the military are seen watching the start of work on the first part of a 180 km (115 miles) and 5.5 m (18ft)-high metal wall intended to block migrants from Belarus crossing illegally into EU territory, in Tolcze, near Kuznica, Poland.

In this picture, Polish border guards are seen patrolling the area of the newly built metal wall on the border between Poland and Belarus, near Kuznice, Poland. When relations with Belarus deteriorated after its authoritarian President Alexander Lukashenko was declared the winner of an election widely seen as fraudulent, the government in Minsk sent thousands of migrants streaming across the EU's frontiers.

The area was once was guarded only by occasional patrols of border guards.

In the picture, Russian passengers are seen exiting a bus to the passport control at the Vaalimaa border check point between Finland and Russia in Virolahti, eastern Finland.

Double Twist Barbed Wire In the picture, coaches from Russia queue to cross the border to Finland at Vaalimaa check point in Virolahti, Finland. The border between both the countries runs mostly through thick forests and is marked only by wooden posts with low fences meant to stop stray cattle.