On this day:

1997: The Chemical Weapons Convention becomes effective

Born on this day:

1803: James Brooke, British adventurer and 1st Rajah of Sarawak (1841-68), born in Bandel, near Calcutta

1848: Raja Ravi Varma, Indian painter, born in Kilimanoor, Travancore

Gone on this day:

1980: Alfred Hitchcock, English director, producer