US Government Timeline-CC By ccolemangwd51 Period: 1775 to 1783 Revolutionary war 1776 the declaration of independence was signed 1788 Constitution ratified 1791 Bill of rights adopted 1803 Louisiana purchase Period: 1812 to 1815 War of 1812 1823 Monroe Doctrine declared 1830 Trail of Tears 1836 Texas independence Period: 1846 to 1848 Mexican-American war
