U.S. President Donald Trump makes an announcement regarding the Golden Dome missile defense shield in the Oval Office on May 20, 2025. Kevin Lamarque/Reuters
U.S. President Donald Trump called for a new nuclear arms control treaty on Feb. 5, as the last such treaty between the United States and Russia officially expired.
The New Strategic Arms Reduction Treaty (New START) had been in force between the United States and Russia since Feb. 5, 2011. It expired on Feb. 5 after 15 years.
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