Urban slavery was well-developed in spanish america and 1. barbados 2. the united states 3. haiti 4. brazil

it's lower nubia : ) good luck

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