Historical
1864-1866: Peru, Chile, Spain - The Chincha Islands War was an attempt by Spain to regain Its South American colonies in Peru and Cile
1864-1870: Paraguay - The War of the Triple Alliance ends Paraguayan ambitions for expansion and destroys much of the Paraguayan population
1865-1877: United States - Reconstruction in the United States, slavery is banned in the United States by the Thirteenth Amendment to the United States Constitution
1865: United States - April 14, 1865, United States President Abraham Lincoln is assassinated while attending a performance at Fords Theater, Washington, D.C., he dies approximately nine hours after being shot on April 15, 1865
1865: United States - April 9, 1865 Robert E. Lee surrenders the Army of Northern Virginia (26,765 troops) to Ulysses S. Grant at Appomattox Courthouse, Virginia, effectively ending the American Civil War
1866-1868: Finland - Famine in Finland
1866-1869: Japan - After the Meiji Restoration, Japan embarks on a program of rapid modernization
1866: England, United States - Successful transatlantic telegraph cable follows an earlier attempt in 1858 by Cyrus West Field, the first cable used for telegraph communications laid across the floor of the Atlantic Ocean crosees from the Telegraph Field, Foilhommerum Bay, Valentia Island, in western Ireland to Hearts Content in eastern Newfoundland, messages that took at least ten days to deliver by ship now took only minutes
1866: Germany, Austria - Austro-Prussian War results in the dissolution of the German Confederation and the creation of the North German Confederation and the Austrian-Hungarian Dual Monarchy
1867: Canada - Canadian Confederation formed
1867: Serbia, Turkey - The Principality of Serbia passes a Constitution which defines Its Independence from the Ottoman Empire, International recognition followed in 1878
1867: United States, Russia - The United States purchased Alaska from Russia
1868: United States - The 14th Amendment to the U.S. Constitution was approved
1868: United States - The Expatriation Act is approved by Congress, guaranteeing U.S. citizens the right to expatriate, coupled with the 14th Amendment to the U.S. Constitution approved only one day later, the Expatriation Act allows U.S. citizens to renounce federal citizenship in order to regain Constitutional rights ceded by U.S. citizens as defined by the 14th Amendment
1869: Egypt - The Suez Canal opens linking the Mediterranean to the Red Sea
1869: United States - First Transcontinental Railroad completed in United States on May 10
1870-1871: France, Germany, Italy - The Franco-Prussian War results in the unifications of Germany and Italy, the collapse of the Second French Empire, the breakdown of Pax Britannica, and the emergence of a New Imperialism
1870s-1890s: Europe, United States - Long Depression in Western Europe and North America