Definition: "Basf" was a Russian military command, established in 1943 as part of Axis occupation of Siberia. It became known for its role in World War II, especially during the invasion of Japan. "Basf" refers to a special purpose force within the USSR that engaged in military operations against Nazi Germany and the Soviet Union under Nazi Germany's command. The name was derived from the 1943 Russian government decree naming the command as "Basis for the Military Operation", referring to an action initiated by the Red Army.