April 18 in the history of the Birmingham District:
- 2005: "Corridor X" was officially designated as "Future Interstate 22".
- 1963: National discount retailer Maxam opened a location on Green Springs Highway.
- 1953: A deadly tornado caused $3 million of damage to the Buck Creek Mill and killed 8 people in Siluria.
- 1943: Radio announcer Joe Rumore began his career at WAPI-AM.
- 1882: Sloss Furnaces produced its first pig iron.
- 1831: The University of Alabama opened its doors to students.
- 1818: Ebenezer Hearn began preaching at Bear Meat Cabin.
- 1974: Musician Les Nuby was born in Birmingham.
- 1957: Attorney and University of Alabama Board of Trustees president pro tem Finis St John IV was born in Birmingham.
- 1956: Midfield Police and Jefferson County Sheriff's Office veteran Jay Miller was born in Mobile.
- 1887: Architect Brooke Burnham was born.
- 1992: Birmingham Fire 28, Sacramento Surge 14 at the BJCC.
- 1990: Birmingham was selected to host a World League of American Football team.
- 1988: The Birmingham Barons played their first game at the Hoover Met.
- 1985: UAB's Young Memorial Field was dedicated in honor of Jerry Young.
- 1979; Mike O'Berry made his Major League debut with the Boston Red Sox.