🌐EnglishEnglishDeutschEspañolFrançaisNederlandsPolskiРусский한국어中文日本語EntityQ2919106· pop 11· linked from 355 articlesCombined Operations Headquartersdepartment of the British War Office set up during World War IIConnectionsLondonCityWorld War IIConceptpetroleumCategories1940 establishments in the United Kingdom1947 disestablishments in the United KingdomJoint military units and formations of the United KingdomLord MountbattenMilitary units and formations disestablished in 1947Military units and formations established in 1940Military units and formations of the United Kingdom in World War II