Immanuel Kant biography
Immanuel Kant was born on April 22, 1724, in Kaliningrad (now Konigsburg), Russia. While tutoring, he published science papers, including "General Natural History and Theory of the Heavens" in 1755. He spent the next 15 years as a metaphysics lecturer. In 1781, he published the first part of Critique of Pure Reason. He published more critiques in the years preceding his death, on February 12, 1804, in Kaliningrad.