Question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. USS John P. Jackson (1860) -  USS John P. Jackson (1860) was a steamship acquired by the United States Navy during the beginning of the American Civil War. She was assigned to the Union blockade of the Confederate States of America. as well as the bombardment of Mississippi River ports.
Answer:
Mean Of Transportation