Who was President immediately before James K. Polk?

In what year did John Tyler first take office as President? In which state was John Tyler born? Which number president was James K. Polk? Who succeeded James K. Polk as President of the United States? Which political party did President James K. Polk belong to? Which president served from 1845 to 1849? In what year did James K. Polk first take office as President? In which state was James K. Polk born?