From one thousand through nineteen twenty-eight, this span of time includes Vikings discovering North America, the founding of Oxford University in ten ninety-six and the University of Paris in eleven sixty, Genghis Khan's conquest of Persia in twelve eighteen, the beginning of the Ming dynasty in thirteen sixty-eight, the beginning of the Renaissance in fourteen fifty-three, the invention of the printing press in fourteen eighty-six, Cortez's conquest of the Aztecs in fifteen twenty-one, the Pilgrims landing at Plymouth Rock in sixteen twenty, the Boston Tea Party in seventeen seventy-three, the discovery of Humboldt Bay in eighteen fifty, and the establishment of the California State Park system in nineteen twenty-eight.