-
North China
They found printing paper gunpowder kites -
South Mexico
hieroglyphic writing
the science of astronomy -
Advanced in science
North India -
North america
keeping good in Greek and Roman civilization during the Middle Ages. -
Central Asia
Middle East
North Africa -
about Sahara dessert
They found Iron to make weapons -
West and Central Europe
achievement was lost -
Northern Ecuador
Roads bridges -
Found new trade routes
West Africa -
West Africa
advanced in farming -
Mathematics
North Mexico -
a new government
Tokyo