100% verified The same day, three eras.

15 September

Open the calendar

Contemporary era

1916

First use of tanks

On 15 September 1916, the first tanks were deployed at the Battle of the Somme.

Sources and verification (1)
Report an error

Contemporary era

1821

Central American independence

On 15 September 1821, the Central American provinces declared independence from Spain.

Sources and verification (1)
Report an error

From the Middle Ages to the Enlightenment

1254

Birth of Marco Polo

On 15 September 1254, by tradition, the Venetian traveller Marco Polo was born.

Sources and verification (1)
Report an error