Editing April 9 (section)

===1601–1900===
*[[1609]] &ndash; [[Eighty Years' War]]: [[Spanish Empire|Spain]] and the [[Dutch Republic]] sign the [[Treaty of Antwerp (1609)|Treaty of Antwerp]] to initiate twelve years of truce.
*  1609   &ndash; [[Philip III of Spain]] issues [[Expulsion of the Moriscos|the decree of the "Expulsion of the Moriscos"]].
*[[1682]] &ndash; [[René-Robert Cavelier, Sieur de La Salle|Robert Cavelier de La Salle]] discovers the mouth of the [[Mississippi River]], claims it for France and names it [[Louisiana (New France)|Louisiana]].
*[[1784]] &ndash; The [[Treaty of Paris (1783)|Treaty of Paris]], ratified by the [[United States Congress]] on January 14, 1784, is ratified by [[George III of the United Kingdom|King George III]] of the [[Kingdom of Great Britain]], ending the [[American Revolutionary War]]. Copies of the ratified documents are exchanged on May 12, 1784.<ref>{{cite book|last=Powers|first=Dave|title=Important Documents in American History: A Collection of the Important Documents Throughout America's History|location=Fallbrook, Calif.|publisher=Harvest Publishers|date=2010|isbn=978-0-557-79841-4|url=https://books.google.com/books?id=HG9yAgAAQBAJ|page=35|postscript=none}}<br />{{cite book|last=Renehan|first=Edward|title=The Treaty of Paris: The Precursor to a New Nation|location=New York|publisher=Chelsea House|date=2007|isbn=9780791093528|url=https://books.google.com/books?id=77SN_7zebb8C|page=105}}</ref>
*[[1860]] &ndash; On his [[phonautograph]] machine, [[Édouard-Léon Scott de Martinville]] makes the [[history of sound recording|first known recording]] of an audible human voice.
*[[1865]] &ndash; [[American Civil War]]: [[Robert E. Lee]] [[Battle of Appomattox Court House#Surrender|surrenders]] the [[Army of Northern Virginia]] (26,765 troops) to [[Ulysses S. Grant]] at [[Appomattox Court House National Historical Park|Appomattox Court House, Virginia]], effectively ending the war.