Wikipedia:Selected anniversaries/May 3
May 3: Constitution Day in Poland and Japan, World Press Freedom Day
- 1808 - The Swedish fortress Sveaborg was lost to Russia during the Finnish War.
- 1937 - Gone With the Wind, a novel by Margaret Mitchell, won the Pulitzer Prize.
- 1945 - World War II: German ocean liner SS Cap Arcona, loaded with prisoners from concentration camps and left to float defenselessly, was attacked and sunk by RAF Typhoons.
- 1947 - A new Constitution of Japan went into effect.
- 1991 - The last episode of the television soap opera Dallas was broadcast.