The Braithwaite Class Armed Freighter came about due to the Earth Alliance needing a freighter that could defend itself from raiders or other enemy vessels that might try to attack it. The Braithwaite Class first saw use during the final two months of the Earth-Minbari War and the majority of this class survived the conflict, as their hadn't been deployed to the front lines.

*sidenote* this is a gift for  Mayfurr.