The Bosphorus connects the Black Sea from the Sea of Marmara. Istanbul (Constantinople) is located on the Bosphorus. The cities location and control has led to its rise in riches and importance. The Dardanelles connects the Sea of Marmara to the Aegean and Mediterranean. The ancient city of Troy was located near this. Control of the strait had led to the city becoming extremely wealthy. This, in turn, led to its destruction by the Mycenaeans. <span />
It would be D. It placed a limit on Western expansion in North America in order to end struggles with the Native Americans.
Opportunity cost is the value of the next best alternative forgone as a result of making a decision.
The Battle of Dien Bien Phu (July 1954) forced the french out of vietnam.
One of the most important ways in which you can show your opposition to what you consider an unjust law is by organizing support of like-minded people and organizing a protest of some sort--whether this be holding up signs outside of Congress, or boycotting a particular good.