The answer is critical thinking !!
President Nixon's policy of measured troop withdrawals from Vietnam was done under his policy of "Peace with Honor" which sought to say that the US was limiting its forces, not surrendering.
Biological warfare was effective against the Inca because there immune system's were not used to that type of diseases that Europeans brought over. There are very susceptible to disease and were wiped out quickly
<span>It gives an awesome knowledge about the excellence of people of ancient Egypt. The great pyramids are incarnations of trignometry. The engineering behind the construction of such monuments reveals their excellence in science, culture and technology. They embalmed dead bodies and kept inside the pyramids for many years without a little damage.</span>