Egypt Only Egypt lasted from 6000 BC to 332 BC. Egypt was invaded by Alexander the Great and then ruled by Greek Kings. Egypt was bordered by the Mediterranean Sea and the Nile River flowed through Egypt. Most of Egypt's economic activity took place in farming. Egypt was a theocracy government and it was dominated by the pharaoh. Egyptian wrote their own language called hieroglyphics. Best architectural achievement was building pyramids. Mesopotamia Only 10,000 years ago people begin the agricultural revolution in Mesopotamia. Sumer started in 4000-5000 BC. Mesopotamia was located in modern day Iraq. Government was a combination of monarchy and democracy. Crops grown in Mesopotamia were wheat and barley. Controlled flooding in the spring and controlled drought with an irrigation system. The beginning of monuments in Mesopotamia was usually considered the contemporary founding in Sumerians cities. Indus Only Indus lasted from 3000 BC to 220 BC. Indus experiences drought and monsoons. Domestication of animals provided food for the people. Trade took place in the civilization. Religion was the basis of Indus government. Harappans created India's first writing system. Built sewers systems that were covered by limestone slabs. Built walls around most of the settlements to control trade and to protect the settlements from floods. China Only Their were 9 different dynasties in Ancient China. Ancient China was protected by the Himalayan Mountains. People settled along the Yangtze and Yellow River. Main crops grown in China were wheat, rice, corn, and soy beans. China had a monarchy government and the government was ruled by the dynasties. China invented gun powder, paper, silk, and the wheel barrow. The great wall was built between 246 and 209 BC. The wall extended 1,500 miles. China, Indus, Mesopotamia, and Egypt China had a monarchy government and its main crops grown were wheat, rice, corn, and soy beans. Government in Indus was a basis of religion and trade took place in the civilization. Government in Mesopotamia was a combination of monarchy and democracy and the main crops grown were wheat and barley. Egypt had a theocracy government and its main crop grown was barley. Egypt and Mesopotamia Egypt had a theocracy government while Mesopotamia's government was a combination of monarchy and democracy. In Egypt most of the economic activity took place in farming while Mesopotamia economic activity took place in trade. Egypt lasted from 6000- 332 BC while Mesopotamia lasted from about 8,000- 2000 BC. In Egypt the best architectural achievement was building pyramids while in Mesopotamia the beginning of monuments was usually considered to be contemporary founding in Sumerians cities.