List of 1738 Major News Events in History, Most Important Historical Events in 1738
| Date | Event |
|---|---|
| January 7, 1738 | A peace treaty is signed between Peshwa Bajirao and Jai Singh II following Maratha victory in the Battle of Bhopal. |
| April 15, 1738 | Serse, an Italian opera by George Frideric Handel, receives its premiere performance in London, England. |
| April 18, 1738 | Real Academia de la Historia ("Royal Academy of History") is founded in Madrid. |
| May 24, 1738 | John Wesley is converted, essentially launching the Methodist movement; the day is celebrated annually by Methodists as Aldersgate Day and a church service is generally held on the preceding Sunday. |
| May 25, 1738 | A treaty between Pennsylvania and Maryland ends the Conojocular War with settlement of a boundary dispute and exchange of prisoners. |
| July 15, 1738 | Baruch Laibov and Alexander Voznitzin are burned alive in St. Petersburg, Russia. Vonitzin had converted to Judaism with Laibov's help, with the consent of Empress Anna Ivanovna. |
| July 20, 1738 | Canadian explorer Pierre Gaultier de Varennes et de La Vérendrye reaches the western shore of Lake Michigan. |