APUSH Timeline By faith.murphy18 Period: Jan 1, 1754 to Jan 1, 1800 Period 3 (1754-1800) Jul 4, 1776 Declaration Of INdependence Period: Oct 26, 1800 to Oct 26, 1848 Period 4 Oct 28, 1803 Lousianna Purchase Oct 28, 1820 Missouri Compromise Oct 26, 1824 First election where common men can vote Oct 28, 1848 Treaty of Guadalupe Hildago end of mexcio and american war