What were the pros and cons of the American occupation of Cuba after the Spanish American war? How were the governments of Puerto Rico and the Philippines similar?

What three American held beliefs promoted the open door policy

1) how did the mexican american war ignite a conflict over slavery between the north and the south? 2) explain how agricultural and textile factories impacted the economic development of south carolina. 3) explain how the results of the 1860 presidential election and the issue of states rights influenced south carolina’s decision to secede from the union. you: )