Texas Subcategories This category has the following 5 subcategories, out of 5 total. G World War II prisoner of war massacres by Nazi Germany (39 P)I World War II prisoner of war massacres by Imperial Japan (21 P)S World War II prisoner of war massacres by the Soviet Union (1 C, 12 P)U World War II prisoner of war massacres by the United States (7 P)Y World War II prisoner of war massacres by Yugoslav Partisans (16 P)