Answer:
They created strict requirements for future members.
Explanation:
i need brain...liest
Answer:
The accomplishments of the Lewis and Clark Expedition were extensive. It altered the imperial struggle for the control of North America, particularity in the Pacific Northwest. It strengthened the U.S. claim to the areas now known as the states of Oregon and Washington.
Explanation:
"Phonetics - the study of speech sounds in their physical aspects
Phonology - the study of speech sounds in their cognitive aspects
Morphology - the study of the formation of words
Syntax - the study of the formation of sentences
Semantics - the study of meaning
Pragmatics - the study of language use"
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.