Signed five months before the collapse of the Soviet Union, the Strategic Arms Reduction Treaty was a result of negotiations aimed at reducing the nuclear arsenals of the US and the USSR. In 1991, at the conclusion of two sets of talks, US President George H.W. Bush and Soviet President Mikhail Gorbachev agreed to a reduction of the Soviet Union stockpile from 11,000 to 8,000 nuclear weapons and of the US arsenal from 12,000 to 10,000. How many warheads is each country estimated to have today? Discuss