List of 1756 Major News Events in History, Most Important Historical Events in 1756
| Date | Event |
|---|---|
| February 7, 1756 | Guaraní War: The leader of the Guaraní rebels, Sepé Tiaraju, is killed in a skirmish with Spanish and Portuguese troops. |
| May 17, 1756 | Seven Years' War formally begins when Great Britain declares war on France |
| May 18, 1756 | The Seven Years' War begins when Great Britain declares war on France. |
| June 20, 1756 | A British garrison is imprisoned in the Black Hole of Calcutta. |
| July 30, 1756 | In Saint Petersburg, Bartolomeo Rastrelli presents the newly built Catherine Palace to Empress Elizabeth and her courtiers. |
| August 29, 1756 | Frederick the Great attacks Saxony, beginning the Seven Years' War in Europe. |
| September 8, 1756 | French and Indian War: Kittanning Expedition. |