hypersonic

Japan and the US will agree this week to jointly develop an interceptor missile to counter hypersonic warheads being developed by China, Russia and North Korea, Japan’s Yomiuri newspaper said on Sunday. The agreement on interceptors to…
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Mr Putin wants the US to agree to a one-year extension a treaty, which maintains a nuclear balance between the two nations. Vladimir Putin has told his annual news conference that Russia is developing new "hypersonic weapons" in response…
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