War of the Quadruple Alliance: Great Britain declares war on Spain.

War of the Quadruple Alliance

1718–20 war between Spain and a European alliance

The War of the Quadruple Alliance, 1718 to 1720, was a conflict between Spain and a coalition of Austria, Great Britain, France, and Savoy, with the addition of the Dutch Republic in 1719. Military operations focused primarily on Sicily and Spain, with minor engagements in North…