Crossword Puzzle Early Migration WestOnline version Early Migration West by Mr. Hall 1 natural passage through the Appalachian mountains which was a way in which to migrate West 2 Hardy County location in this STATE which was the mean center of the population by 1820 3 location in Maryland where the mean center of the population was located within the United States in 1790 4 Native Americans lost further influence when the US military set up a series of forts along the Mississippi River and south of the 5 Lake Erie was connected to the ____________ River through the Erie canal. This vastly improved transportation to the West. 6 The _____________ Mississippi West included the region between the Appalachian Mountains and the Mississippi River 3 4 6 5 1