Military and economic missteps during world war i led the russian people to grow more and more upset with the regime.

yes they have. but is this a true false question? if it is, the answer is true.

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