Wikipedia:Selected anniversaries/July 25
July 25: Feast day of Saint James the Great
- 306 - Constantine I was proclaimed Roman emperor by his troops.
- 1920 - Communication: The first transatlantic two-way radio broadcast occurred.
- 1943 - Benito Mussolini was forced out of office by his own Italian Grand Council and was replaced by Pietro Badoglio.
- 1978 - The first test-tube baby, Louise Brown, was born.
- 2000 - Air France Concorde Flight 4590 crashed after takeoff in Paris, killing 113 people.