800. This is a reduction from the 2,200 warheads allowed in the Treaty of Moscow in 1992, and the 1600 launchers allowed in the original START treaty of 1991. http://online.worldmag.com/2010/04/08/us-russia-sign-new-start-treaty/ Powered by ScribeFire . Related articles by Zemanta The dodgy accounting of nuclear diplomacy (guardian.co.uk) U.S. and Russia Sign Nuclear Arms Pact