sentences:  After the Nazis had closed down Dietrich Bonhoeffer's seminar in Finkenwalde (a suburb of Stettin, now Szczecin) in 1937, Bonhoeffer chose the town as one of the sites where he illegally continued to educate vicars of the Confessing Church.During the Second World War Köslin was the site of the first school for the "rocket troops" created on orders of Walter Dornberger, the Wehrmacht's head of the V-2 design and development program.The Nazis brought many prisoners of war and forced labourers to the city, mainly Poles, but also Italians and French.