1. In 1944, the first African-American was elected to serve on the City Council of Mobile, Alabama. John LeFlore was a civil rights activist who helped organize the Montgomery bus boycott and fought for desegregation throughout his life.

2. On April 3, 1974, the Super Outbreak of tornadoes struck parts of Alabama and other states, causing widespread destruction and death. This was one of the largest tornado outbreaks in U.S. history, with over 148 tornadoes reported in a 24-hour period.

3. In 1963, Martin Luther King Jr. wrote his famous "Letter from Birmingham Jail," while he was imprisoned for his role in civil rights protests in Birmingham, Alabama. The letter is a passionate defense of the nonviolent resistance movement and is considered one of the most important documents of the civil rights movement.

4. On April 3, 1865, Union troops captured the city of Tuscaloosa, Alabama, during the Civil War. This was a significant victory for the Union army, as Tuscaloosa was an important transportation hub for the Confederacy.

5. Alabama native and baseball legend Hank Aaron hit his first major-league home run on April 3, 1954. Aaron went on to become one of the greatest players in baseball history, setting multiple records and winning numerous awards over the course of his career.