 At the same time as the Vietnam War, U.S. Navy helicopters were used during the Apollo space missions to pull astronauts and their capsules from the ocean.Sixteen Westland Sea King SAR helicopters were in operation with the Royal Navy at the time of the 1982 Falklands War.SAR helicopters were assigned search and rescue patrols, and Sea King as well as Westland Wessex aircraft plucked several airmen from the icy waters.