...all-arms of 4,000 National troops. By this movement about 5,000 refugee negroes were remanded into slavery. Another portion of the Confederates, under General Greene, operating in the vicinity of Donaldsonville , on the Mississippi, was driven out of that district. New Orleans was then garrisoned by only about 700 men, when a way was opened for Taylor to Algiers, opposite; but the Confederate leader was un...