James Knox Polk This is a nice biography of President James Know Polk. It is from USA Presidents.
From the site:
James Knox Polk ( November 2 , 1795 - June 15 , 1849 ) was the 11th ( 1845 - 1849 ) President of the United States .
Born in North Carolina in 1795 , James Polk was studious and hard working. He graduated from the University of North Carolina in 1818 , became a lawyer , and entered politics .
Polk was a member of the United States House of Representatives ( 1825 - 1839 ), also serving as Speaker of the United States House of Representatives ( 1835 - 1839 ), and Governor of Tennessee ( 1839 - 1841 ).