It popularized trade and competition. For example: Portugal was the main trader of spices.
Answer:
The Vietnam War was a long, costly and divisive conflict that pitted the communist government of North Vietnam against South Vietnam and its principal ally, the United State.
Isfahan also called as Ispahān in early New Persian become important during the reign of Shah Abbas because he made it his capital city during the 17th century. He rebuilt Isfahan as one of the most beautiful and largest city.
Its not 1 because Pilgrams were Christians while Puritans were Catholic.
Its not 2. Because of prior research.
Its not 3, because of logic.
Its not 4 because of the distance of where they lived.
So my logical guess is NUMBER 5.