I really wish you provided the research study. I would be happy to answer. It should be attached to wherever you found this question. Hope this helps :)
Answer:
admission of Texas into the United States of America.
-THAT'S THE ONLY ONE I KNOW
Deliberate, matter of fact calculation of the most efficient way to accomplish any task
America has always stood out as the "free conutry". We are the only country to really have true freedom of speech. In the Texas vs. Johnson case, the court ruled that even something as controversial as burning the flag was still free speech. In other countries at the time, for example China, had just ruled that peaceful protesters could be killed.