Operation Renntier happened on 1941-06-22.
das Renntier (singular) die Renntiere (plural)
Since 'Rudolf' is a name, the spelling is actually the same, but 'Reindeer' is Renntier.
Operation Sabotage happened in 1982.
Operation Gericht happened in 1916.
Operation Tombola happened in 1945.
Operation Atalanta happened in 2008.
Operation Delphin happened in 1943.
Operation Huckaback happened in 1943.
Operation Wikinger happened in 1940.
Operation Amherst happened in 1945.
Amoy Operation happened in 1938.
Operation Anadyr happened in 1962.