1746 - Battle of Culloden ends the Jacobite's rebellion. The defeated Charles Edward Stuart escapes to France. Great Britain prohibits the wearing of tartans. Lima and Callao, Peru are demolished by earthquake. Thomas Lowndes establishes Cambridge's chair of astronomy.
Russian troops march to the Rhine, by way of Bohemia.
1749 - The British Navy is reorganized by Act of Consolidation. 1750 - New York's first playhouse opens. The English Jockey Club is founded in London. An expedition to Cape of Good Hope, led by French astronomer Nicolas de Lacaille determines solar and lunar parallax. First asylums for the mentally disturbed opened in London.