1947: The Baltimore Colts' Marching Band is founded on September 7th. The Miami Seahawks of the All-America Conference relocate to Baltimore to become the original Baltimore Colts. The team colors are silver and green.

1950: The All-America Conference Colts join the National Football League. Following the 1950 NFL season, the Colts football team folds.

1951-1952: The Baltimore Colts' Marching Band continues to operate without a football team promoting Baltimore back into the NFL.

1953: The NFL's Dallas Texans relocate to Baltimore and assume the name Baltimore Colts. The blue and white colors of the new colts are the former colors of the Texans. The band is adopted by the new team.

1953-1983: The Baltimore Colts' Marching Band represents the Baltimore colts of the National Football League.

1963-1993: The Baltimore Colts' Marching Band served as The Official Preakness Band, the middle jewel of the triple crown in horse racing.

1963: The Baltimore Colts' Marching Band was the first music unit to be represented in the Pro Football Hall of Fame with the presentation of their 1947 Bass Drum. In years to come, artifacts, not only from the Colts' Band, but also from Baltimore's Marching Ravens were donated to the Pro-Football Hall of Fame.

1984-1995: The Baltimore Colts' Band, Inc. continues to operate without a football team. the band performs at 30 NFL football games, 23 CFL games and had the honor of performing at the 1991 Pro Football Hall of Fame game receiving the first standing ovation for a halftime band in Pro football Hall of Fame history. 

The Colts' Band joins forces with Maryland Governor William Donald Schaefer in fighting for two new stadiums for the Orioles and an NFL franchise in Baltimore. The band appeared on the front steps of the Maryland State House in 1987 to do a concert in support and belief in the stadium project. Governor Schaefer makes the statement "The Colts' Band made the difference and turned the tide in winning the vote for the new stadium complex".

1996: Art Modell moves his NFL franchise from Cleveland to Baltimore. The team is renamed the Ravens. The new colors are purple and black.

1997: On September 7, the Baltimore Colts' Band celebrates its 50th anniversary at halftime of the Ravens-Bengals game.

1998: The Baltimore Colts' Band performs for the final time on July 11th in a parade marking the opening of the ESPN Zone at the Baltimore Inner Harbor. 

Baltimore's Marching Ravens debuts on August 8th at the opening of the new football stadium at Camden Yards for the Ravens-Bears preseason game.

2000-2001: An incredible season concludes for the Baltimore's Marching Ravens. The season includes performances with the world famous Baltimore Symphony Orchestra, the inauguration of President George W. Bush, and the victory parade for the Super Bowl Champion Baltimore Ravens.

2002: The Marching Ravens performed at the Navy/Notre Dame game at Ravens Stadium.

2007: The Marching Ravens had the honor of performing in the world's most famous parade, The Macy's Thanksgiving Day Parade, performing for millions of spectators in New York City and a worldwide broadcast audience.

2009: The Marching Ravens were presented with the Special Olympics of Maryland's "Be a Fan" Award at the 2009 Summer Games at Towson University for demonstrating its commitment to the athletics of the Special Olympics throughout 25 years of service. 

Oscar winning movie director, Barry Levinson, produced an ESPN "30 for 30" on the Baltimore Colts' Marching Band.. Focused on how the band continued to march and perform throughout the NFL despite losing the team in Baltimore. Also showing how the band played a major part in bringing football back to Baltimore and the transition into the Marching Ravens. Sports Illustrated named this episode the best of the series.

2017: A contingent of Baltimore's Marching Ravens traveled to London to promote and perform at the Ravens-Jaguars game.

The Travel Channel put out a worldwide poll on 15 bucket list experiences for football fans from college to the pros. Baltimore's Marching Ravens was 8 out of 15 beating out the Super Bowl.

2018: Baltimore's Marching Ravens Percussion Line performed at halftime for the Pro-Football Hall of Fame Game. The full membership of Baltimore's Marching Ravens escorted Hall of Fame inductee Baltimore Raven Ray Lewis in the Pro Football Hall of Fame Parade.

2019: Baltimore's Marching Ravens escorted Hall of Fame Ed Reed in the Pro Football Hall of Fame parade.

2022: Marching Ravens reveal their latest uniform.

2022: Baltimore Marching Ravens in space.

2022: Baltimore Marching Ravens in space.

2022: Baltimore Marching Ravens in space.