On May 30, 1814 (julian calendar May 18), Russian revolutionary and philosopher Mikhail Alexandrovich Bakunin was born. Although many scholars argue if he is the founder of anarchist theory in general, he was the leading theorist of collectivist anarchism.
On April 29, 1785, German inventor Karl Drais was born, who invented the Laufmaschine ("running machine"), also later called the velocipede or draisine, also nicknamed the dandy horse