Today in History: April Posts | Citizen U Primary Source Nexus

April 1	April 2
April Fool!	1865: Grant’s Army Attacks Confederate Lines at Petersburg
April 3	April 4
1837: John Burroughs	1873: Carrie S. Burnham
April 5	April 6
1916: National Park Service	1917: U.S. Enters World War I
April 7	April 8
1915: Billie Holiday	1935: Works Progress Administration
April 9	April 10
1865: Lee Surrenders	1872: First Arbor Day
April 11	April 12
1900: Submarines	1776: The Call for Independence
April 13	April 14
1743: Thomas Jefferson	1865: Lincoln Shot! 1912: R.M.S. Titanic
April 15	April 16
1783: Preliminary Articles of Peace Ratified 1955: Tax Day 1972: Jackie Robinson	1862: Abolition in D.C.
April 17	April 18
1897: Thornton Wilder	1857: Clarence Darrow 1906: San Francisco Earthquake
April 19	April 20
1775: Yankee Doodle	1850: Daniel Chester French
April 21	April 22
1809: Robert M.T. Hunter	1970: Earth Day
April 23	April 24
1813: Stephen A. Douglas	1800: Books for Congress
April 25	April 26
1898: Spanish-American War 1917: Ella Fitzgerald	1564: William Shakespeare 1822: Frederick Law Olmsted
April 27	April 28
1822: Ulysses S. Grant 1895: World Transportation Commission	1884: Fiddler Henry Reed 1899: Billy Bitzer & the Biograph Company
April 29	April 30
1792 Vassar College 1899: Duke Ellington	1789: George Washington’s First Inaugural Address