Japan during World War I land targets in Shandong province and ships in Qiaozhou Bay from the seaplane-carrier "Wakamiya". On 6 September 1914 a seaplane launched by "Wakamiya" unsuccessfully attacked the Austro-Hungarian cruiser "Kaiserin Elisabeth" and the German gunboat "Jaguar" with bombs. The Siege of Tsingtao concluded with the surrender of German colonial forces on 7 November 1914. In February 1915, marines from the Imperial Japanese Navy ships based in Singapore helped suppress a mutiny by Indian troops against the British government. With Japan's European allies heavily involved in the war in Europe, Japan sought further to consolidate its position in China by presenting the
Nazi crimes against the Polish nation Nazi crimes against the Polish nation Crimes against the Polish nation committed by Nazi Germany and collaborationist forces during the invasion of Poland, along with auxiliary battalions during the subsequent occupation of Poland in World War II, consisted of the systematic extermination of Jewish Poles and the murder of millions of (non-Jewish) ethnic Poles. The Germans justified these genocides on the basis of Nazi racial theory, which depicted Jews as a constant threat and regarded Poles and other Slavs as racially inferior "Untermenschen". By 1942 the Nazis were implementing their plan to kill every Jew in German-occupied Europe, and had