WHAT HAPPENED IN 1864.
Look what happened the 1864.

The Tauranga Campaign begins during the Maori Wars. (21. January 1864)

American Civil War: The  H. L. Hunley becomes the first submarine to engage and sink a warship, the USS Housatonic. (17. February 1864)

American Civil War: Battle of Olustee occurs – the largest battle fought in Florida during the war. (20. February 1864)

American Civil War: The first Northern prisoners arrive at the Confederate prison at Andersonville, Georgia. (27. February 1864)

American Civil War: Kilpatrick-Dahlgren Raid fails – plans to free 15,000 Union soldiers being held near Richmond, Virginia are thwarted. (29. February 1864)

The Great Sheffield Flood kills 238 people in Sheffield, England. (11. March 1864)

American Civil War: The Red River Campaign begins as a US Navy fleet of 13 Ironclads and 7 Gunboats and other support ships enter the Red River. (12. March 1864)

American Civil War: The Red River Campaign : U.S. Navy fleet arrives at Alexandria, Louisiana. (15. March 1864)

American Civil War: During the Red River Campaign, Union troops reach Alexandria, Louisiana. (16. March 1864)

American Civil War: Battle of Mansfield – Union forces are thwarted by the Confederate army at Mansfield, Louisiana. (8. April 1864)

Archduke Maximilian of Habsburg is proclaimed emperor of Mexico during the French intervention in Mexico. (10. April 1864)

American Civil War: The Fort Pillow massacre: Confederate forces kill most of the African American soldiers that surrendered at Fort Pillow, Tennessee. (12. April 1864)

American Civil War: The Battle of Plymouth begins – Confederate forces attack Plymouth, North Carolina. (17. April 1864)

Battle of Dybbøl: A Prussian-Austrian army defeats Denmark and gains control of Schleswig. Denmark surrenders the province in the following peace settlement. (18. April 1864)

The U.S. Congress passes the Coinage Act of 1864 that mandates that the inscription In God We Trust be placed on all coins minted as United States currency. (22. April 1864)

American Civil War: The Battle of Marks' Mills. (25. April 1864)

Theta Xi fraternity is founded at Rensselaer Polytechnic Institute, the only fraternity to be founded during the American Civil War. (29. April 1864)

American Civil War: The Battle of the Wilderness begins in Spotsylvania County, Virginia. (5. May 1864)

American Civil War: The Army of the Potomac, under General Ulysses S. Grant, breaks off from the Battle of the Wilderness and moves southwards. (7. May 1864)

The world's oldest surviving clipper ship, the City of Adelaide was launched by William Pile, Hay and Co. in Sunderland, England, for transporting passengers and goods between Britain and Australia. (7. May 1864)