The UK Parliament passed the Military Service Act of 1916, introducing conscription in the UK.
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Apollo 1 test launch failed, and astronauts Gus Grissom, Ed White, and Roger B. Chaffee all died.
The Outer Space Treaty was signed to prevent the use of nuclear weapons being utilized in space.
Germany first observed the International Holocaust Remembrance Day.
Michael Jackson's hair caught fire while filming a Pepsi commercial in front of 3,000 fans.
Icon of the Seas, the largest cruise ship in the world, embarked on its maiden voyage from Miami.