July 26, 2016: Hillary Clinton becomes the first female nominee for President of the United States by a major political party at the Democratic National Convention in Philadelphia.
July 26, 1918 – Emmy Noether’s paper, which became known as Noether’s theorem was presented at Göttingen, Germany, from which conservation laws are deduced for symmetries of angular momentum, linear momentum, and energy.
July 27, 1890: Vincent van Gogh shoots himself, and dies two days later.
July 28, 1948: The IG Farben Chemical Explosion in Germany kills over 200 and injures thousands.
July 28, 2005: The Irish Republican Army (IRA) announces an end to its 30-year armed campaign in Northern Ireland.
July 28, 1945: A U.S. Army B-25 bomber crashes into the 79th floor of the Empire State Building killing 14 and injuring 26.
July 28, 1540: Demonstrating two of his many talents, Henry VIII has Thomas Cromwell executed and marries Catherine Howard, his fifth wife.
July 29, 1916: The Great Matheson Fire kills an estimated 233 in Canada. This is that country’s deadliest wildfire.
July 30, 1865: The Steamship Brother Jonathan strikes a rock and sinks off the coast of Crescent City, California. 225 of the 244 on board die. At the time this was the deadliest maritime disaster to occur off the Pacific coast of the United States.
July 30, 1975: Jimmy Hoffa disappears from the parking lot of the Machus Red Fox restaurant in Bloomfield Hills, Michigan, a suburb of Detroit, at about 2:30 p.m. He is never seen or heard from again.
July 30, 1733: The first Masonic Grand Lodge in America is constituted in Massachusetts.
July 30, 1990: Baseball Commissioner Fay Vincent forces George Steinbrenner to resign as principal partner of the New York Yankees.
July 31, 1940: The Doodlebug rail tragedy kill 43 in Ohio.
July 31, 1816: Maj. Gen. George Henry Thomas, one of the most prominent Virginians to remain loyal to the United States during the Civil War, was born in Southampton County, Va. He would win the nickname “the Rock of Chickamauga” during the war, and never lost a battle.
July 31, 1971: Apollo 15 astronauts take a ride on the moon on the lunar rover.
August 1, 2004: The Ycua Bolanos Supermarket fire in Paraguay kill nearly 400, and leaves another 500 injured.
August 2, 1999: The Gaisal Train Disater occurs when two speeding trains collide head-on in a remote area of India. 285 are killed and more than 300 injured.
August 2, 1945: At 10:25, a PV-1 Ventura flown by Lieutenant Wilbur “Chuck” Gwinn and his copilot, Lieutenant Warren Colwell, spot sailors from the USS Indianapolis which had been sunk three and one half days before. Of a crew of 1,196, 316 or 317 sailors (reports vary) survive the ordeal.
August 2, 1873: The Clay Street Hill Railroad begins operating the first cable car in San Francisco’s famous cable car system.
August 2, 1776 – The signing of the United States Declaration of Independence took place.
August 2, 1932 – The positron (antiparticle of the electron) is discovered by Carl D. Anderson.
August 2, 1939 – Albert Einstein and Leo Szilard write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan Project to develop a nuclear weapon.