A senior State Department official released additional evidence on Feb. 17 in support of U.S. allegations that China conducted an underground nuclear test in June 2020, as global arms control frameworks unravel.
Assistant Secretary of State Christopher Yeaw, while speaking to a Hudson Institute meeting, discussed data from a remote seismic station in Kazakhstan that recorded a magnitude 2.75 “explosion” approximately 450 miles from China’s Lop Nur test grounds on June 22, 2020.





