On Oct. 1, 1908, Henry Ford introduced his Model T automobile to the market.

In 1910, the offices of the Los Angeles Times were destroyed by a bomb explosion and fire; 21 Times employees were killed.

In 1949, Mao Zedong proclaimed the People’s Republic of China during a ceremony in Beijing. Also in 1949, a 42-day strike by the United Steelworkers of America began over the issue of retirement benefits.

In 1955, the situation comedy “The Honeymooners,” starring Jackie Gleason, Art Carney, Audrey Meadows and Joyce Randolph, premiered on CBS-TV.

In 1957, the motto “In God We Trust” began appearing on U.S. paper currency.

In 1964, the Free Speech Movement began at the University of California, Berkeley.

In 1971, Walt Disney World opened near Orlando, Florida.

In 1987, eight people were killed when an earthquake measuring magnitude 5.9 struck the Los Angeles area.

In 1994, National Hockey League team owners began a 103-day lockout of their players.

In 1996, a federal grand jury indicted Unabomber suspect Theodore Kaczynski in the 1994 mail bomb slaying of advertising executive Thomas Mosser. (Kaczynski was later sentenced to four life terms plus 30 years.) Also in 1996, the federal minimum wage rose 50 cents to four dollars, 75 cents an hour.

In 2015, a gunman opened fire at Umpqua Community College in Roseburg, Oregon, killing nine people and then himself. Officials in Michigan declared a public health emergency over the city of Flint’s water in response to tests that showed children with elevated levels of lead.

In 2017, a gunman opened fire from a room at the Mandalay Bay casino hotel in Las Vegas on a crowd of 22,000 country music fans at a concert below, leaving 58 people dead and more than 800 injured in the deadliest mass shooting in modern U.S. history; the gunman, 64-year-old Stephen Craig Paddock, killed himself before officers arrived.

In 2019, Democratic presidential candidate Bernie Sanders was diagnosed with a heart attack at a Las Vegas hospital, where he’d been taken after experiencing chest discomfort at a campaign event; doctors inserted two stents to open up a blocked artery.