A patent for his electric lamp invention was given to Thomas Edison.
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Icon of the Seas, the largest cruise ship in the world, embarked on its maiden voyage from Miami.
The theory of Wave Mechanics by physicist Erwin Schrödinger was first taught in lectures.
President Donald Trump banned citizens of seven countries from entering the US.
The UK Parliament passed the Military Service Act of 1916, introducing conscription in the UK.
The Outer Space Treaty was signed to prevent the use of nuclear weapons being utilized in space.
