1231-1808: |  |  |  | Papal Inquisition from before birth until after line end |
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1478-1834: | |
1760-1820: |  |  |  | Reign of King George III (Hanover) from before birth until after line end |
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1769: |  |  |  | San Francisco bay discovered at age 3 |
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1770: |  |  |  | Boston Massacre - 5 people killed when British fire on mob at age 4 |
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1772-1775: |  |  |  | Antarctica circumnavigated by James Cook from age 6 to age 9 |
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1772: |  |  |  | Judge Murray decrees that slaves are free on landing in England at age 6 |
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1773: |  |  |  | Boston Tea Party at age 7 |
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1774: |  |  |  | 1st Continental Congress meets at age 8 |
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1775-1783: |  |  |  | American Revolutionary War against the British from age 9 to age 17 |
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1775-1782: |  |  |  | British war in India from age 9 to age 16 |
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1776: |  |  |  | Declaration of Independence at age 10 |
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1778: |  |  |  | Congress forbids import of slaves into America at age 12 |
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1778: |  |  |  | France joins war against Britan at age 12 |
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1780: |  |  |  | Benjamin Franklin discovers lightning is electricity at age 14 |
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1781: |  |  |  | Uranus discovered at age 15 |
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1783: |  |  |  | 1st working hot air balloon at age 17 |
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1784: |  |  |  | Thomas Jefferson's proposal to ban slavery defeated at age 18 |
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1786: |  |  |  | The Dollar is adopted at age 20 |
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1786: |  |  |  | First attempts at indoor lighting with gas (UK, Germany) at age 20 |
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1787: |  |  |  | Pennsylvania enters the union - 2nd at age 21 |
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1787: |  |  |  | New Jersey enters the union - 3rd at age 21 |
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1787: |  |  |  | Constitution is approved by the constitutional congress at age 21 |
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1787: |  |  |  | Delaware enters the union - 1st at age 21 |
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1788: |  |  |  | New Hampshire enters the union - 9th at age 22 |
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1788: |  |  |  | Constitution goes into effect at age 22 |
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1788: |  |  |  | Virginia enters the union - 10th at age 22 |
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1788: |  |  |  | South Carolina enters the union - 8th at age 22 |
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1788: |  |  |  | Maryland enters the union - 7th at age 22 |
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1788: |  |  |  | Massachusetts enters the union - 6th at age 22 |
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1788: |  |  |  | Connecticut enters the union - 5th at age 22 |
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1788: |  |  |  | Georgia enters the union - 4th at age 22 |
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1788: |  |  |  | New York enters the union - 11th at age 22 |
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1789: |  |  |  | North Carolina enters the union - 12th at age 23 |
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1789: |  |  |  | US Army Established at age 23 |
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1789-1796: |  |  |  | George Washington selected 1st President from age 23 until after line end |
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1790: |  |  |  | Coast Guard Established at age 24 |
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1790: |  |  |  | Rhode Island enters the union - 13th at age 24 |
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1790: |  |  |  | 1st official US census at age 24 |
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1791: |  |  |  | Federal Bill of rights adopted at age 25 |
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1791: |  |  |  | Vermont enters the union -14th at age 25 |
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