List of 1748 Major News Events in History, Most Important Historical Events in 1748
| Date | Event |
|---|---|
| June 11, 1748 | Denmark adopts the characteristic Nordic Cross flag later taken up by all other Scandinavian countries. |
| August 26, 1748 | The first Lutheran denomination in North America, the Pennsylvania Ministerium, is founded in Philadelphia. |
| October 12, 1748 | War of Jenkins' Ear: A British squadron wins a tactical victory over a Spanish squadron off Havana. |
| October 18, 1748 | Signing of the Treaty of Aix-la-Chapelle ends the War of the Austrian Succession. |