Who was President immediately before Ulysses S. Grant?

Who was First Lady during Andrew Johnson's presidency? Eliza Johnson was married to which president? Which number president was Ulysses S. Grant? Who succeeded Ulysses S. Grant as President of the United States? Which political party did President Ulysses S. Grant belong to? Which president served from 1869 to 1877? In what year did Ulysses S. Grant first take office as President? In which state was Ulysses S. Grant born?