The reference manual for the Ada programming language, named in honor of Ada Lovelace, was approved. This event signifies the enduring recognition of Lovelace's contributions to computer science and the lasting impact of her vision.

Ada Lovelace died at the age of 36 from uterine cancer in London, England. Her death marked the end of a short but impactful life, during which she made significant contributions to the early conceptualization of computer programming. She was buried next to her father, Lord Byron, at her request.

Ada Lovelace, on her deathbed, wrote to Charles Babbage, asking him to be her executor. This letter signifies the deep intellectual connection and trust between Lovelace and Babbage, even in her final days.

Ada Lovelace wrote a letter to her mother, Lady Byron, acknowledging the confirmation that Lord Byron was also the father of Medora Leigh. This day marks the day of her confession to her mother. The letter shows Ada's acknowledgment of the incestuous relationship.

Ada Byron married William King, the 8th Baron King, becoming Lady King. This marriage marked a significant personal milestone in her life and later led to her becoming the Countess of Lovelace when her husband was elevated to the earldom.

Ada Lovelace first met Charles Babbage on 5 June 1833, when she and her mother attended one of Charles Babbage's Saturday night soirées with their mutual friend, and Lovelace's private tutor, Mary Somerville. This encounter was pivotal as it sparked a long-lasting intellectual partnership between Lovelace and Babbage, leading to her groundbreaking work on the Analytical Engine.

Lady Byron left her husband, Lord Byron, and departed for her parents' home at Kirkby Mallory with their five-week-old daughter, Ada. This event signified the formal separation of Ada's parents and a turning point in her early life, as she would grow up without a direct relationship with her father.

Augusta Ada Byron, later known as Ada Lovelace, was born in London, England, to Lord Byron and Anne Isabella Milbanke. This marked the beginning of the life of a pioneering figure in the field of computer science, even though the concept of computers was yet to be fully developed. Her birth was significant as she became the only legitimate child of the famous poet.