2 Dec 1823: Monroe Doctrine,President James Monroe announced a U.S. foreign policy opposing European colonialism in the Americas.
2
1825
26 Oct 1825: Erie Canal completed,The Erie Canal officially opened, revolutionizing transportation and trade.
3
1826
4 Jul 1826: Jefferson and Adams die,Former presidents Thomas Jefferson and John Adams both died on the 50th anniversary of the Declaration of Independence.
4
1829
4 Mar 1829: Andrew Jackson inaugurated,Andrew Jackson was sworn in as the seventh President, beginning the "Age of Jackson."
5
1830
28 May 1830: Indian Removal Act,President Andrew Jackson signed a law forcing the relocation of Native American tribes from their ancestral lands.