Operation Agreement comprised a series of ground and amphibious operations carried out by British, Rhodesian and New Zealand forces on German and Italian-held Tobruk from 13–14 September 1942, during the Second World War. A Special Interrogation Group party, fluent in German, took part in missions behind enemy lines. Supporting attacks extended to Benghazi (Operation Bigamy a.k.a. Snowdrop), Jalo oasis (Operation Nicety a.k.a. Tulip) and Barce (Operation Caravan a.k.a. Hyacinth).