They lived in small communities and survived by hunting and gathering. ... Aboriginal and Torres Strait Island communities only used the land for things that they needed - shelter, water, food, weapons. They never overused it or damaged it.
The Mongols spread the use of gunpowder.The Mongols controlled both China and Russia.<span>Pax Mongolica encouraged trade along the Silk Road. I would honestly say these are the main effects of the Mongol incursion into Europe and Asia plus the inadvertent introduction of the bubonic plague of infected rats from Asia to Europe.</span>
