Are you thinking of the Confederacy?
Overheard on the orange line this morning near the Courthouse stop. A dad was talking to his high school age daughter:
Daughter: Waaaait! You mean the capital isn't in Virginia?
Dad: No, it's in D.C. It's a separate district.
Daughter: Whaaaaaaaaaat?! That's crazy. Like it's own 51st state?
Dad: They wish.
Overhead by: She was way to old not to know that