Russia, U.S. to extend nuclear arms pact The United States and Russia have “agreed in principle” to extend the New START nuclear arms control treaty by five years PATH TO MEETING NEW START* LIMITS Number of deployed U.S. and Russian nuclear warheads Feb 5, 2011: New START enters into force, parties given seven years to meet limits New START deployed warhead limit Feb 5, 2018: Treaty limits go into effect, lasting until Feb 2021. Terms could be extended to 2026 1,800 1,600 1,400 1,200 1,000 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 United States Russia New START treaty, signed in 2010 by U.S. President Barack Obama and Russian President Dmitry Medvedev, limits U.S. and Russia to no more than 1,550 nuclear warheads on 700 deployed launchers *Strategic Arms Reduction Treaty Number of deployed warheads Sep 1, 2020 U.S. Russia 1,457 1,447 Sources: Arms Control Association, U.S. Department of State Picture: AP © GRAPHIC NEWS