Historical Events
- 47th Boston Marathon won by Gerard Cote of Canada in 2:28:25.8; his 2nd of 4 wins in the event
- Bicycle Day - Swiss chemist Dr. Albert Hofmann deliberately takes LSD for the first time.
Event of Interest
Jews refuse to surrender the Warsaw Ghetto to SS officer Jürgen Stroop, who then orders its destruction, beginning the Warsaw Ghetto Uprising
Mordecai Anielewicz
Famous Birthdays
- Robert Yates, American auto racing team owner and engine builder (Yates Racing, NASCAR), born in Charlotte, North Carolina (d. 2017)
Famous Deaths
- Alexander Schmorell, German resistance fighter, beheaded
- Gustave Doret, Swiss composer, dies at 76
- Willy Graf, German resistance fighter, beheaded