During the brief period when the French Constitution of 1791 was in effect ( 1791 -- 92 ) and after the July Revolution in 1830 , the style `` King of the French '' was used instead of `` King of France ( and Navarre ) '' .
During the short time when the French Constitution of 1791 was in effect ( 1791 -- 1792 ) and after the July Revolution in 1830 , the style `` King of the French '' was used instead of `` King of France ( and Navarre ) '' .