1818 Illinois became the 21st state in the United States.
1833 Oberlin College in Ohio became the first coed institution of higher learning in the U.S.
1910 Mary Baker Eddy, founder of the Christian Science movement, died.
1919 French painter and sculptor died at age 78.
1967 Dr. Christiaan N. Barnard performed the world's first successful human heart transplant.
1984 A cloud of deadly poison gas leaked from the Union Carbide plant in Bhopal, India, killing over 4,000 people.