What are the most effective tools for establishing and preserving freedom ?

Based on new mexico's transition from territory to statehood, which conclusions is best supported? a) hispanic's had litte interest in being part of the united states b) white americans distrusted those who were not like them c) native americans did not have voting rights in the united states d) president william h. taft was a native of new mexico

World war i brought increased immigration to the united states from which country? germany france italy mexico

What are new social classes emerged due to advancement in agriculture ?