Why do some historians credit president reagan woth ending the cold war?

he made peace with Russia.

a big wall across the mexican border so no drugs, terrorist, or illegal immigrants can come through : )    

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