Baltimore went without an NFL team for over 12 years after the Colts left for Indianapolis in 1984. The city regained an NFL franchise in 1996 when the Cleveland Browns relocated and were rebranded as the Baltimore Ravens. During that gap, Baltimore was without professional football at the NFL level until the Ravens' establishment.
No team
There was not an NFL team there until the Colts moved from Baltimore.
The Baltimore Colts.
The Baltimore Ravens.
Yes.
The Baltimore Ravens are Baltimore's NFL team. The Baltimore Orioles are Baltimore's Major League Baseball team. They are both still there. Neither one became the other.
The Baltimore Ravens
Baltimore Ravens
The Baltimore Ravens
The Baltimore Ravens.
Baltimore Colts
The Baltimore Colts was the first NFL team in Baltimore. They were "in business" (for the lack of a better term) from 1953-1983.