Milestones Archives - Page 2 of 31

161 AD

Marcus Aurelius becomes the new Emperor of Rome.

Electric telegraph invented by Charles Wheatstone (also Samuel Morse).

Augustus begins his rule of the Roman Empire as the first Roman emperor.

Athens is taken over by the Ottomans.

NYSE (New York Stock Exchange) crashes after panic induces shares sell-off.

Hot air balloon invented by Montgolfier brothers.

The Treaty of Westphalia is signed, ending the Thirty Years’ War. Estimated 8 million casualties throughout the conflict.

Mechanical submarine invented by NarcÃs Monturiol i Estarriol.

Typewriter invented by Charles Thurber.

Microwave oven invented by Percy Spencer.

Nuclear power reactor invented by Walter Zinn.

Eli Whitney develops the cotton gin.