<prompt> Bhala okuqhubekayo kwalesi sigaba - IPort Gibson kwakuyindawo yokushayisana okuningana phakathi neMpi Yombango YaseMelika futhi yavela ku-Ulysses S. Grants Vicksburg Campaign. Impi YasePort Gibson  <response>: kwenzeka ngoMeyi 1, 1863, futhi kwaphumela ekufeni kwamasosha angaphezu kuka-200 e-Union kanye nawase-Confederate. Le mpi yaba yinguquko ekhonweni lama-Confederate lokubamba iMississippi nokuzivikela ekuhlaselweni yi-amphibious. IPort Gibson iyindawo yePort Gibson Oil Works, isitshalo samafutha kakotini. 