On November 23, 1742, the Reverend Joseph Jennings became the first rector of All Saints Parish, which covered all of Western Maryland from Georgetown West through what is today Garrett County. At the time it was all part of Prince George's County. That changed in 1748 with the formation of Frederick County.
On November 23, 1765, the 12 judges of the Frederick County Court resolved to reject The British Stamp Act, reaffirming their decision of the day before. This act is celebrated today as Repudiation Day.
On November 23, 1880, a fire at the Frederick City Petroleum Works, on East Patrick Street near Water Street, resulted in the loss of "Romeo," the fire engine of The Independent Hose Company. It fell off a bridge into Carroll Creek. The engine was replaced by "Juliet" on March 18, 1881.
On November 23, 1891, the Epworth League, a religious organization of Methodist young people, founded in 1889 at Cleveland, Ohio, and named for John Wesley's birthplace (Epworth, Lincolnshire, England), of the Calvary Methodist Church, was organized in Frederick with Hammond Urner as president.
On November 23, 1955, Ruth Brown Bowie, known as “Miss Ruthie,” believed to be the last known Frederick County resident to be born into slavery, died at the old Frederick Emergency Hospital on Montevue Lane. She was between 105 and 110 years old.