The Baltimore Stallions relocated to Montreal after their time in Baltimore. They became the Montreal Alouettes in 1996. You can read more about it here.
What was Baltimore Memorial Stadium used for between 1953 and 1983?
Why was Memorial Stadium significant in Baltimore's sports history?
Who was responsible for moving the Cleveland Browns to Baltimore and what became of the team?
What are the historical names the Baltimore Orioles franchise has been known by?