This is a timeline of key events in United States History.

• Beginnings to 1599
• 1600-1699
• 1700-1759
• 1760-1789
• 1790-1819
• 1820-1859
• 1860-1899
• 1900-1929
• 1930-1949
• 1950-1969
• 1970-present

See also

• Timeline of United States diplomatic history