Sonderkommando Elbe
Sonderkommando "Elbe" (lit. 'Special Command Elbe') was the name of a World War II Luftwaffe task force assigned to bring down heavy bombers by ramming them in mid-air. Its sole mission took place on 7 April 1945, when a force of 180 Bf 109s managed to ram 15 Allied bombers, downing eight of them.