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Treaty of Tontainebleau
France cedes Louisiana to Spain in the Treaty of Tontainebleau -
Treaty of Paris
Treaty of Paris ends the Seven Years' War -
Treaty of Peace
Treaty of Peace between Britain and Spain -
Nootka Sound Affair
The Nootka Sound Affair - Britain and Spain both claim rights to the same area -
Treaty of London
Treaty of London (a.k.a Jay's Treaty) - British to evacuate northern forts and get fur trading rights over the border in return -
Treaty of San Lorenzo del Escorial
Treaty of San Lorenzo del Escorial (a.k.a Pickney's Treaty) - US gets rights to navigate the Mississippi and right of deposit at New Orleans -
Treaty of Alliance
Treaty of Alliance between France and Spain -
Convention of 1800
Convention of 1800 - friendship pact between France and the US -
Treaty of San Ildefonso
Treaty of San Ildefonso -
Treaty of Luneville and the Convention of Aranjuez
Treaty of Luneville and the Convention of Aranjuez (March) complete the retrocession of Louisiana back to France -
Treaty of Montfontaine
Treaty of Montfontaine between France and Spain; also separate friendship treaty between France and US -
Signing of Official Purchase Papers
Carlos IV finally signs the official papers to hand over Louisiana to France -
Withdrawal of US Mississippi River Passage
Spains withdraws US right to navigate the Mississippi and deposit in New Orleans -
Negotiation in Paris
Jefferson sends Robert R. Livingston and then Jason Monroe to negotiate in Paris -
Louisiana Purchase ratified
Louisiana Purchase; ratified October 31st after being approved the previous day by Congress