Original: James Knox Polk (; November 2, 1795 - June 15, 1849) was the 11th President of the United States (1845 â "1849).
Simplified: James Knox Polk (November 2, 1795 â "June 15, 1849) was the eleventh President of the United States, his term was from March 4, 1845 to March 3, 1849.