Well, we discovered that we needed to upgrade security so that potential criminals weren't coming into our country, and so potentially harmful substances weren't being brought onto our planes. That meant literally anything that could become a bomb, start a fire, stab someone etc. As for Pearl Harbour, I think that had more of an affect on how we thought our military and defence system was working.
It was also known as the English civil war
Answer:
the noble experiment
Explanation: It is no mistake that President Herbert Hoover's 1928 description of Prohibition as "a great social and economic experiment, noble in motive and far-reaching in purpose" entered the popular lexicon as "the noble experiment." It was unfortunate for the entire nation that the experiment failed as miserably as it did.
The answer would be a. Bananas
