In 1961, the Soviet Union tested a hydrogen bomb with a force estimated at 58 megatons.
In 1961, the Soviet Union tested a hydrogen bomb with a force estimated at 58 megatons.
1961年，苏联测试了一个暴力估计在58兆吨的氢弹。
In 1961, the Soviet Union tested a hydrogen bomb with a force estimated at 58 megatons.
1961年，苏联测试了一个暴力估计在58兆吨的氢弹。