Which Mexican state was more popular with U. S.-born seniors in 2000? Baja California or Coahuila

What did the u. s. want to build on the land acquired through the gadsden purchase?

What is the definition of evolution

One drawback of voluntary trade is that it a. requires two groups to use a common language b. can make one group dependent upon another for necessary goods c. doesn't occur unless there is a shortage of goods for at least one group d. forces groups to rely on themselves to produce all the goods they need