Vietnamization of the war was the u. s. policy that required: south vietnamese troops to replace american troops cambodia and laos to be protected from the communists a peace treaty to protect north vietnam

aug 15, 2012 - although van leeuwenhoek was not the inventor of the microscope, he advanced it more he loved to grind and focus a new lens in order to see the unseen world. most of leeuwenhoek's microscopes were silver. in a simple but significant experiment (1668), he demonstrated that worms found on