Harry S Truman sworn in as President after Franklin D Roosevelt's death on April 12, 1945. Truman had been vice president for 82 days when President Roosevelt died on April 12, 1945. Truman, presiding over the Senate as usual, had just adjourned the session for the day and was preparing to have a drink in House Speaker Sam Rayburn's office when he received an urgent message to go immediately to the White House, where Eleanor Roosevelt told him that her husband had died after a massive cerebral hemorrhage. Truman asked her if there was anything he could do for her; she replied, "Is there anything we can do for you? For you are the one in trouble now!" He was sworn in as president at 7.09 pm in the West Wing of the White House, by Chief Justice Harlan F. Stone.

Industrial Revolution-Started 1760 (was the transition to new manufacturing processes in Europe and the United States, in the period from about 1760 to sometime between 1820 and 1840. This transition included going from hand production methods to machines, new chemical manufacturing and iron production processes, the increasing use of steam power and water power, the development of machine tools and the rise of the mechanized factory system. The Industrial Revolution also led to an unprecedented rise in the rate of population growth)

Janis Joplin dies – Oct. 4, 1970. On Sunday afternoon, October 4, 1970, producer Paul Rothchild became concerned when Joplin failed to show up at Sunset Sound Recorders for a recording session. In the evening, Full Tilt Boogie's road manager, John Cooke, drove to the Landmark Motor Hotel in Hollywood where Joplin was staying. Upon entering Joplin's room, he found her dead on the floor beside her bed. The official cause of death was a heroin overdose, possibly compounded by alcohol. Cooke believes Joplin had been given heroin that was much more potent than normal, as several of her dealer's other customers also overdosed that week. Her death was ruled as accidental.

Kate and William's Wedding-April 29, 2011 (took place on 29 April 2011 at Westminster Abbey in London, United Kingdom. The groom, Prince William, is second in the line of succession to the British throne. The bride, Catherine Middleton, had been his girlfriend since 2003)

Lyndon B Johnson sworn in as President after JFK assassinated – Nov. 22, 1963. Johnson was quickly sworn in as President on Air Force One in Dallas on November 22, 1963, just 2 hours and 8 minutes after John F. Kennedy was assassinated, amid suspicions of a conspiracy against the government. He was sworn in by U.S. District Judge Sarah T. Hughes, a family friend. In the rush, a Bible was not at hand, so Johnson took the oath of office using a Roman Catholic missal from President Kennedy's desk. Cecil Stoughton's iconic photograph of Johnson taking the presidential oath of office as Mrs. Kennedy looks on is the most famous photo ever taken aboard a presidential aircraft.

Marilyn Monroe Died-Aug 4, 1962 (died of a barbiturate overdose late in the evening of Saturday, August 4, 1962, at her 12305 Fifth Helena Drive home in Los Angeles, California. Her body was discovered before dawn on Sunday, August 5. She was a major sex symbol and one of the most popular Hollywood stars during the 1950s and early 1960s. She was a top-billed actress for a decade, and her films had grossed $200 million by the time of her death)

National Ice Cream Month/National Ice Cream Day established – 1984. The celebrations were originated in the Senate by Senator Walter Dee Huddleston of Kentucky on May 17, 1984 and in the House of Representatives by Representative Kika de la Garza of Texas on April 11, 1984. The resolution proclaimed the month of July 1984 as "National Ice Cream Month" and July 15, 1984, as "National Ice Cream Day". It was signed into public law by President Ronald Reagan on July 9, 1984 with Presidential Proclamation 5219.

Little known fact – This originated from a marketing promotion of the company – Dairymen, Inc. (Louisville, KY) which was a milk co-op for dairy farmers.  I worked for that company from 1979 until 1995 when they merged with another company. Our first National Ice Cream Day was celebrated by having an ice cream sundae bar set up in the backyard for all of the employees.

October Revolution-1917 (officially known in Soviet historiography as the Great October Socialist Revolution and commonly referred to as the October Uprising, the October Coup, the Bolshevik Revolution, the Bolshevik Coup or the Red October, was a revolution in Russia led by the Bolshevik Party of Vladimir Lenin that was instrumental in the larger Russian Revolution of 1917–23. It took place through an armed insurrection in Petrograd on 7 November 1917)

FYI: The October Revolution, night to Wednesday 7 November 1917 according to the modern Gregorian calendar and night to Wednesday 25 October according to the Julian calendar at the time in tsarist Russia, was organized by the Bolshevik party.

Prince Harry and Meghan Markle wed on 19 May 2018. The groom, Prince Harry, is a member of the British royal family; the bride, Meghan Markle, is American and previously worked as an actress. On the morning of the wedding, Prince Harry's grandmother, Queen Elizabeth II, conferred upon him the titles of Duke of Sussex, Earl of Dumbarton and Baron Kilkeel. On her marriage, Markle became Duchess of Sussex, Countess of Dumbarton and Baroness Kilkeel. The Archbishop of Canterbury, Justin Welby, officiated at the wedding using the standard Anglican church service for Holy Matrimony published in Common Worship, the liturgical text of the Church of England. The traditional ceremony was noted for the inclusion of African American culture.

QVC-Founded 1986 (is an American free-to-air television network, and flagship shopping channel specializing in televised home shopping that is owned by Qurate Retail Group. Founded in 1986 by Joseph Segel in West Chester, Pennsylvania, United States, QVC broadcasts to more than 350 million households in seven countries, including channels in the UK, Germany, Japan, and Italy, along with a joint venture in China with China National Radio called CNR Mall)