Editing October 20 (section)

===1601–1900===
*[[1740]] &ndash; France, Prussia, Bavaria and Saxony refuse to honour the [[Pragmatic Sanction of 1713|Pragmatic Sanction]], and the [[War of the Austrian Succession]] begins.
*[[1774]] &ndash; [[American Revolution]]: The [[Continental Association]], a [[Nonconsumption agreements|nonconsumption]] and nonimportation agreement against the [[British Isles]] and the [[British West Indies]], is adopted by the [[First Continental Congress]].<ref>{{cite book |last=Stathis |first=Stephen |title=Landmark Legislation 1774–2012: Major U.S. Acts and Treaties |publisher=CQ Press |location=Washington, DC |year=2014 |isbn=978-1-4522-9230-4 |doi=10.4135/9781452292281}}</ref> 
*[[1781]] &ndash; The [[Patent of Toleration]], providing limited freedom of worship, is approved in Austria.
*[[1803]] &ndash; The United States Senate ratifies the [[Louisiana Purchase]].
*[[1818]] &ndash; [[Treaty of 1818|The Convention of 1818]] is signed between the United States and the United Kingdom, which settles the [[Canada–United States border]] on the [[49th parallel north|49th parallel]] for most of its length.
*[[1827]] &ndash; [[Greek War of Independence]]: In the [[Battle of Navarino]], a combined Turkish and Egyptian fleet is defeated by British, French and Russian naval forces in the last significant battle fought with wooden sailing ships.
*[[1883]] &ndash; Peru and Chile sign the [[Treaty of Ancón]], by which the Tarapacá province is ceded to the latter, bringing an end to Peru's involvement in the War of the Pacific.