US And Russia Sign Historic Arms Deal

PRAGUE, CZECH REPUBLIC - APRIL 08: U.S. President Barack Obama (L) and Russian President Dmitry Medvedev sign the latest nuclear arms reduction treaty between the two countries, known as "new START", at Prague Castle on April 8, 2010 in Prague, Czech Republic. The treaty provides for a reduction in the two countries' arsenals to 1,550 warheads over seven years and is the most significant arms agreement between the U.S. and Russia in nearly twenty years. (Photo by Getty Images)