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Jan 19, 2017 · Background. The United States and Russia signed the New Strategic Arms Reduction Treaty (New START) on April 8, 2010. The United States ratified the treaty on December 22, 2011 and it entered into force on February 5, 2011. The Russian Federation extended the treaty on January 27, 2021 and the United States followed suit on February 3, 2021 for ...
New START Treaty. Treaty Structure: The Treaty between the United States of America and the Russian Federation on Measures for the Further Reduction and Limitation of Strategic Offensive Arms also known as the New START Treaty.
New START is the only nuclear arms control treaty left between the United States and Russia. But it expires on February 5, 2021, unless extended by up to five years. Without it, there will be no limits on—or transparency into— the size and composition of the U.S. and Russian nuclear arsenals.
