4 Mar 1817—3 Mar 1825: James Monroe, 5th President of the United States James Monroe
3
1824
1824: RSPCA established
1824: Portland cement patented
4 Mar 1824: Royal National Lifeboat Institution (RNLI) founded (called the "National
Institution for the Preservation of Life from Shipwreck" until 1854)
10 May 1824: National Gallery in London opens to the public