Seven countries are in the region; six were Spanish colonies. West Indies
Mexico
Central America

Which of there factors contributed most to us westward expansion in the second half of the nineteenth century?

What is the earth matial ot igneous rock

The difference(s) between the grand canyon and valles marineris is/are: (a) the grand canyon was formed by water, but valles marineris was not. (a) valles marineris is much longer than the grand canyon. (c) valles marineris is much wider than the grand canyon. (d) valles marineris has large volcanoes near it. all of the above