Original: George III (George William Frederick; 4 June 1738 â "29 January 1820 (N.S.)) was King of Great Britain and King of Ireland from 25 October 1760 until the union of these two countries on 1 January 1801, after which he was King of the United Kingdom of Great Britain and Ireland until his death.
Simplified: George III (Born George William Frederick 4 June 1738 - 29 January 1820) was King of Great Britain and King of Ireland from 25 October 1760 until 1 January 1801. He was then King of the United Kingdom of Great Britain and Ireland until his death.