I ordnance was requisitioned from museums and recommissioned. Horikoshi and the Engineering Department were rehoused in a school building which had been requisitioned. During the Second World War, the airfield was requisitioned by the Royal Navy. In 1914, the aerodrome was requisitioned for Home Defence during the First World War. The British government requisitioned the building in 1942. Half the fleet were reportedly requisitioned by the Finnish Air Force. Many merchant ships were requisitioned and armed for help in defence. Homes were requisitioned to house invading German forces. In 1940 the Kriegsmarine requisitioned her as an accommodation ship. In 2010, the shipyard was requisitioned for Expo 2010. Carters and carriers, the Farriers and owners of sawmills were also requisitioned for the works. Many vessels were again requisitioned in the Second World War. Silverware, lead and brass fixtures were requisitioned for use in the arsenals. During World War II, The Oval was requisitioned, initially housing anti-aircraft searchlights. Soldiers requisitioned housing and office space as needed from residents.