The most important treaties in history
The top 3 according to 6 votes from people: Treaty of Tordesillas (1494) · Treaty of Paris (1783) · Berlin Conference (1884–1885). (Updated Aug 13, 2026.)
The Treaty of Tordesillas, which explains why Brazil speaks Portuguese, the Peace of Westphalia, which invented the sovereign state, and the Treaty of Versailles, which paved the way for another war: the agreements that redrew the map of the world. Which was the most decisive?
Automatically translated (original in Português). See the original
Top 12
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1
Treaty of Tordesillas (1494)
It split the world outside Europe between Spain and Portugal; Brazil went to Portugal.
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2
Treaty of Paris (1783)
Britain recognised the independence of the United States.
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3
Berlin Conference (1884–1885)
It carved up Africa among the European powers.
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4
Treaty of Rome (1957)
It created the European Economic Community.
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5
Camp David Accords (1978)
They paved the way for the first peace between an Arab country, Egypt, and Israel.
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6
Treaty of Utrecht (1713)
It enshrined the balance of power and British naval dominance.
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7
Treaty of Paris (1763)
It ended the Seven Years' War and established British dominance worldwide.
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8
Treaty of Ghent (1814)
It ended the War of 1812 between the US and the UK.
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9
Congress of Vienna (1815)
It redrew Europe after Napoleon and brought almost a century of balance.
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10
Treaty of Versailles (1919)
It ended the First World War on harsh terms for Germany.
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11
Kellogg–Briand Pact (1928)
It outlawed war as an instrument of national policy.
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12
Peace of Westphalia (1648)
It ended the Thirty Years' War and created the principle of state sovereignty.
How is this ranking ordered? By people's votes: each ▲ adds a point and each ▼ takes one away. Anyone can vote and add what is missing.
Is something missing?
Comments (1)
Tordesilhas em primeiro, claro. Sem ele a gente estaria falando espanhol aqui no Brasil kkk