- First humans (40,000 years ago)
- Olmec civilization (1500 BC - 400 BC)
- Maya civilization (300 BC - 1511 AD)
- Teotihuacan civilization (100 BC - 8th century AD)
- Toltec Empire (674-947 AD)
- Spanish Reconquista (711-1492)
- Aztec Empire (1324-1521 AD)
- New Spain rules Mexico (1521-1821)
- Chichimeca War (1550-1590)
- War of Independence (1810-1821)
- First Mexican Empire (1821-1823)
- First Mexican Republic (1824-1835)
- Centralist Republic of Mexico (1835-1846)
- Texas Revolution (1835-1836)
- Mexican-American War (1846-1848)
- Constitution of 1857
- War of Reform (1857-1861)
- Second Mexican Empire (1863-1867)
- Second Mexican Empire (1867-1876)
- Porfiriato Era (1876-1911)
- Mexican Revolution (1910-1920)
- Mexican Constitution of 1917
- Cristero War (1926-1929)
- Mexican Miracle (1940-1970)
- Mexican drug war (2006 - now)
(This post includes any nation or civilization that occupied at least a portion of Mexico at some point. Unless specified otherwise, the dates correspond to when a nation or civilization existed, but do not necessarily correspond to occupation of Mexico.)