Answer:
After a number of victories, France became very important in continental Europe. Napoleon increased his power by making many alliances. He also made his friends and family members rule other European countries as French client states. The French invasion of Russia in 1812 became Napoleon's first big defeat. sorry if it's wrong.
The most important thing was to be able to be a market for the colonial masters. It was often the case that the colonial masters used the colonies as a market because they had a mercantilist policy.
They used the colonies to sell their goods, and often traded with them, such as slaves. Sugar and tobacco were important for the american colonies that europe took. Coming out of Africa, slaves were the main market.
Your natural rights are such as your rights to free speech, your rights to believe in your own religion and such stuff like that, your individual rights are ones such as the right to go forward with learning or try to archive goals, the right basically to not let people stop you.
You did not state a specific time period about which you're interested. However, in general the war-weary Americans were concerned with any event in Europe that seemed to destabilize the whole region. They were concerned with events like these because they had the potential to seriously influence the peace in America, not only in Europe.