Why might the creoles' status in Latin American society have been a concern for the peninsulares?

In the first half of the 20th century,literacy tests,poll taxes, and grandfather clauses were passed by the southern states in order to

Which of the following inventions most directly allowed ancient farmers to produce a surplus ?

In critical thinking, what is the one resource that the human desire never surpasses the available amount? a)drinkable water b) air c) money d) oil