Berlin 1945: La Caida del Reichstag is a war simulation game for two players that recreates the battle of Berlin from April 21 to May 2 1945: the last major battle that marked end of World War II. Berlin 1945: La Caida del Reichstag is a war simulation game for two players that recreates the battle of Berlin from April 21 to May 2 1945: the last major.