begins publication in Brussels. April–June April 1 – Second French intervention in Mexico: The Spanish and the British end their alliance with France. April 5 – American Civil War: Battle of Yorktown – The battle begins when Union Army forces under General George B. McClellan close in on the Confederate capital of Richmond, Virginia. April 6–7– American Civil War: Battle of Shiloh – The Union Army, under General Ulysses S. Grant, defeats the Confederates near Shiloh, Tennessee. April 12 – American Civil War: Great Locomotive Chase (Andrews' Raid) – Union volunteers steal Confederate steam railroad locomotive The General (which will still exist in the 21st century) in an attempt to sabotage the rail network. April 13 – The government of Vietnam is forced to cede the territories of Biên Hòa, Gia Định and Định Tường to France. April 22 – Global financial group UBS is founded in Switzerland as the Bank in Winterthur. April 25 – American Civil War: Capture of New Orleans – Forces under Union Admiral David Farragut occupy the Confederate city of New Orleans, securing access to the Mississippi River. April 26 – American Civil War: Siege of Fort Macon – The besieged Confederate garrison at Fort Macon, North Carolina surrenders. May 1–November 1 – The 1862 International Exhibition is held at South Kensington in London; it is particularly noteworthy for an exhibit from Japan, influential in the development of Anglo-Japanese style. May 2 – The California State Normal School (later San Jose State University) is created by an Act of the California legislature. May 5 – Second French intervention in Mexico: Battle of Puebla – Mexican General Ignacio Zaragoza defeats the French Army; commemorated each year as Cinco de Mayo (Spanish for Fifth of May). May 11 – American Civil War: Ironclad is scuttled in the James River northwest of Norfolk, Virginia. May 15 – U.S. President Abraham Lincoln signs a bill into law creating the U.S. Bureau of Agriculture (later renamed U.S. Department of Agriculture). May 20 – U.S. President Abraham Lincoln signs the Homestead Act into law. May 24 – Westminster Bridge is opened across the Thames in London. This new iron bridge, designed by Thomas Page, replaces the previous stone one. June 1 – American Civil War: Battle of Fair Oaks – Both sides claim victory. June 4 – American Civil War: Confederate troops evacuate Fort Pillow on the Mississippi River, leaving the