Answer:
Chronic stress, or a constant stress experienced over a prolonged period of time, can contribute to long-term problems for heart and blood vessels. The consistent and ongoing increase in heart rate, and the elevated levels of stress hormones and of blood pressure, can take a toll on the body.
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I looked it up and it seems that the best best answer would be RISE AND FALL OF DYNASTIES.
Colonists knew the land, and used suprised tactics much like the Vietcong in Vietnam. Colonists were also fighting for their freedom, while British soldiers were fighting because it was their job. British soldiers also had to travel across the sea to be deployed, whereas colonists didn’t have to move.