New START

The New START agreement, which limited nuclear warheads for the United States and Russia, is set to expire, leading to fears of a new arms race. Its lapse removes restrictions on nuclear arsenals, potentially increasing global instability.

The New START treaty, which set limits on the strategic nuclear weapons deployments of the United States and Russia, has expired. Its expiration is the central event, prompting calls for a new, more inclusive agreement.

New START, the last major arms control treaty between the United States and Russia, has expired. Its dissolution raises concerns about an accelerated nuclear arms race and increased global instability.

The New START treaty, which limited strategic nuclear arsenals, expired on February 5, leaving the world's two biggest nuclear powers without binding constraints. Its expiration raises fears of a new arms race.

The New START treaty, which limited US and Russian missile and warhead deployments, expired, leaving both countries without binding constraints for the first time since 1972. Its lapse creates a void in nuclear arms control.