USS South America was used to block ports and waterways on states commonly referred to as what?
USS South America (1861) USS "South America" (1861) was a whaler purchased by the Union Navy on 9 November 1861 at New London, Connecticut. She was acquired to be sunk as an obstruction in the channel leading to a Confederate port as part of the Union blockade on ports and waterways of the Confederate States of America.
Six flags over Texas "Six flags over Texas" is the slogan used to describe the six nations that have had sovereignty over some or all of the current territory of the U.S. state of Texas: Spain (1519–1685; 1690–1821), France (1685–1690), Mexico (1821–1836), the Republic of Texas (1836–1845), the Confederate States of America (1861–1865), and the United States of America (1845–1861; 1865–present).