Q1: D) the US warning European interference in Latin America would lead to US intervention
Q2: A) it served as a key naval base during the Spanish American War
Proof of Q2:
"When war broke out with Spain in 1898, the military significance of Hawaiian naval bases as a way station to the SPANISH PHILIPPINES outweighed all other considerations. President William McKinley signed a joint resolution annexing the islands.
Answer:
December 15, 1791
Explanation:
On September 21, 1789, Congress transmitted to the state Legislatures 12 proposed amendments to the Constitution. 3-12 were adopted by the states to become the Bill of rights, effective on December 15, 1791. James Madison proposed the Bill of Rights on June 8, 1789.