The United States tests its first thermonuclear device at Eniwetok in the Marshall Islands. The device, code-named “Mike,” has a yield of 10.4 million tons of TNT, 1,000 times more powerful than the bomb dropped on Hiroshima in World War II.
The Senate Armed Services subcommittee on strategic forces heard testimony from the Defense Department’s top missile defense leaders and demanded to know why the Missile Defense Agency's proposed $9.6 billion fiscal 2023 budget will not yield more reliable defense against hypersonic weapons already being fielded by adversaries, including Russia on…