Many experts fear its expiry could fuel an arms race as both sides boost strategic weapons deployments. "Russia is prepared to continue adhering to the central numerical limits under the New START Treaty for one year after February 5, 2026," he said. Trump in July said he would like to maintain the limits on deployed strategic nuclear weapons set out in the treaty after it expires. The accord caps the number of deployed strategic nuclear warheads at 1,550 and the number of delivery vehicles - missiles, submarines and bombers - at 700 on each side. China's foreign ministry said on Tuesday that China appreciated what it called Russia's "positive attitude" in offering to extend the New START treaty.