Shay's Rebellion.
It was an embodiment of the failure of the articles of confederation, and made people realize that changes needed to be made.
The answer to your question is the country, Grenada. It is the Caribbean island that the United States invade in 1983 to stave off communism. President Ronald Reagan ordered the United States force to invite Grenada. Though the Congress was informed about it, there was no consultation was made.
I beleive the answer is a
A. Senators are expected to be more experienced.