WHAT ALL HAPPENED APRIL TO AUGUST 1864
Find out what all happened April to August 1864

American Civil War: Battle of Ezra Church – Confederate troops make a third unsuccessful attempt to drive Union forces from Atlanta, Georgia. (28. July 1864)

12 nations sign the First Geneva Convention. (22. August 1864)

American Civil War Overland Campaign: Battle of Cold Harbor – The Army of Northern Virginia under Robert E. Lee engages the Army of the Potomac under Ulysses S. Grant and George Meade. (31. May 1864)

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

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)

American Civil War: Battle of Gainesville – Confederate forces defeat Union troops near Gainesville, Florida. (17. August 1864)

Ikedaya Incident: the Choshu Han shishi's planned Shinsengumi sabotage on Kyoto, Japan at Ikedaya. (8. July 1864)

Arlington National Cemetery is established when 200 acres (0.81 km2) around Arlington Mansion (formerly owned by Confederate General Robert E. Lee) are officially set aside as a military cemetery by U.S. Secretary of War Edwin M. Stanton. (15. June 1864)

Second War of Schleswig: The Danish navy defeats the Austrian and Prussian fleets in the Battle of Heligoland. (9. May 1864)

American Civil War: Battle of Fort Stevens; Confederate forces attempt to invade Washington, D.C. (11. July 1864)

American Civil War: After ten weeks, the Union Army's Red River Campaign ends with the Union unable to achieve any of its objectives. (22. May 1864)

American Civil War: The Battle of Jerusalem Plank Road begins. (21. June 1864)

The Union Navy captures Fort Morgan, Alabama, thus breaking Confederate dominance of all ports on the Gulf of Mexico except Galveston, Texas. (23. August 1864)

American Civil War: the Battle of Spotsylvania Court House ends. (19. May 1864)

American Civil War: Battle of Resaca – the battle begins with Union General Sherman fighting toward Atlanta, Georgia. (13. May 1864)

American Civil War: Battle of Atlanta – outside Atlanta, Georgia, Confederate General John Bell Hood leads an unsuccessful attack on Union troops under General William T. Sherman on Bald Hill. (22. July 1864)

American Civil War: Battle of Brice's Crossroads - Confederate troops under Nathan Bedford Forrest defeat a much larger Union force led by General Samuel D. Sturgis in Mississippi. (10. June 1864)

Emperor Maximilian I of Mexico arrives in Mexico for the first time. (29. May 1864)

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