Which number president was George H. W. Bush?

In what year did Ronald Reagan first take office as President? Under which president did George H. W. Bush serve as Vice President? Who was First Lady during Ronald Reagan's presidency? Nancy Reagan was married to which president? Who succeeded George H. W. Bush as President of the United States? Which political party did President George H. W. Bush belong to? Which president served from 1989 to 1993? In what year did George H. W. Bush first take office as President?