The Presidency of Andrew JacksonIn 1829 Andrew Jackson arrived in Washington in a carriage. Eight years and two turbulent presidential terms later, he left on a train. Those years, among the most prosperous in American history, saw America transformed not only by growth in transportation but by the expansion of the market economy and the formation of the mass political party. Jackson's ambivalenceand that of his followerstoward the new politics and the new economy is the story of