This document discusses key figures and events in American history relating to John Quincy Adams, Andrew Jackson, and Henry Clay during the era of westward expansion and the Civil War. It describes Jackson's rise to popularity, the controversial 'corrupt bargain' of the 1824 election, and the emergence of the second party system dominated by the Jacksonian Democrats and the Whigs. Additionally, it highlights Henry Clay's American System and the fracturing of the Democratic-Republican Party leading to the formation of the National Republicans.