1. Juneteenth became an official state holiday in Kentucky in 2021. Governor Andy Beshear signed the legislation declaring June 19 a state holiday commemorating the end of slavery in the United States.

2. Mary Todd Lincoln, wife of President Abraham Lincoln, was born in Lexington, Kentucky on June 19, 1818. Mary Todd Lincoln played a prominent role as First Lady during the Civil War and is known for her interest in politics and social issues.

3. In 1910, the Kentucky River flooded, causing extensive damage throughout the state. The flood was one of the deadliest and most destructive in state history, claiming over 100 lives and causing millions of dollars in damage to homes, businesses, and infrastructure.

4. On June 19, 1932, Muhammad Ali (then known as Cassius Clay) was born in Louisville, Kentucky. Ali went on to become one of the greatest boxers of all time, winning numerous world titles and earning a reputation as a fiercely independent and outspoken athlete.

5. On June 19, 2009, the Kentucky state Supreme Court upheld the legality of the state's death penalty procedures. The decision came after several high-profile cases in which death row inmates argued that the state's lethal injection protocol constituted cruel and unusual punishment. The court's ruling ensured that capital punishment would remain an option in Kentucky for the foreseeable future.