Yes, Groucho, there really was a Freedonia

(Wikipedia) Freedonian was probably first used by Americans immediately after the American Revolution in place of the demonym "American." Continued

There was also a Fredonia, for a short while, in Texas: The Fredonian Rebellion (December 21, 1826 – January 31, 1827) was the first attempt by Anglo settlers in Texas to secede from Mexico. The settlers, led by empresario Haden Edwards, declared independence from Mexican Texas and created the Republic of Fredonia near Nacogdoches, Texas. The short-lived republic encompassed the land the Mexican government had granted to Edwards in 1825 and included areas that had been previously settled. Edwards's actions soon alienated these established residents, and the increasing hostilities between them and settlers recruited by Edwards led the Mexican government to revoke Edwards's contract. Continued