What does external migration mean? The definition of external migration is migrating, or moving, to a new home in a different state, country, or continent. This is a form of human migration. Birds migrate a â¦ t specific times of the year and travel to other states or countries as the seasons change.
Fort Lewis was originally established in 1917 with the passage of a Pierce County bond measure to purchase 70,000 acres (280 km2) of land to donate to the federal government for permanent use as a military installation. A portion of the initial land was taken from the Nisqually tribe's reservation.
Lewis Center (in Delaware County, OH) Populated Place Profile. Lewis Center (GNIS FID: 1057794) is a populated place located within the Township of Orange, a minor civil division (MCD) of Delaware County. The elevation of Lewis Center is 938 feet. Lewis Center appears on the Powell U.S. Geological Survey Map.