São Paulo class

The São Paolo-class was a type of tactical escort or corvette in Starfleet service in the early 25th century. It was an advanced variant of the, named for USS São Paolo which had been renamed USS Defiant (NCC-75633) in 2375, which was in turn named for the Brazilian city São Paolo. 

History
Six Defiant-series escorts including at least three São Paolo-class ships were assigned to CommodoreTyria Sark's mission to Yarmta in 2411. These included USS Erbil, USS Cape Town (São Paolo class), and USS New Samarkand.