K-1000 battleship
 The K-1000 battleship was rumoured to be a type of advanced battleship produced by the Soviet Union at the beginning of the Cold War. Soviet intelligence agencies actively encouraged the circulation of rumours about the type which were reprinted by several Western journals including Jane's Fighting Ships.Accounts of the new Soviet battleships appeared in journals in France Germany and the USA in the late 1940s and early 1950s. The rumours were unclear about the specifications of the ships.