Answer:
The main opponents of Napoleon was Britain, and later joined by Austrio-Hungary, Germany, the Russian Empire, and many other smaller nations.
These countries felt a need to oppose France under Napoleon, for they themselves had monarch governments, and on seeing the French Revolution that led to the capitulation of the Royal government and civil unrest, which led to the rise of (what they thought) was a fanatical Bonaparte, they believed that, if their own people took a hold of the ways of the French, that they themselves would be thrown out of power. This led to the governments of these other nations to band together to throw Bonaparte out and reinstate the royal family to re-balance the royal structure in Europe.
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It allowed Missouri and then Maine (which also applied for statehood) to become states. A lot of states were on the edge on wether to admit or not allow a state that allows slavery into the states. In the end - both were admitted and became states. However, Missouri was left as a slave state and Maine was set as a free state.
I think the correct answer from the choices listed above is option A. The event that have been an example of why the framers of the Constitution included the phrase "insure domestic tranquility" would be Shay's rebellion. <span> "Insure domestic tranquility"</span> <span> refers to the need to keep the peace and the assurance that people can conduct their lives and business without fear of social disorder, rebellions and riots.</span>