Mesopotamia the Oldest civilization

Mesopotamia civilization was the oldest civilization of the world.

Mesopotamia means 'land between the rivers'.Mesopotamia is the land between the Tigris and Euphrates rivers.Mesopotamia comprises four regions: Sumer(Southernmost region),Babylonia and akkad(middlr region) and Assyria(Northernmost region). Hammurabi(C.2100BC), the greatest Babylonian ruler,united the whole of what is now called Iraq into single kingdom.Hammurabi gave his people a code of laws. His code covered every aspect of life.His code was based on the law of 'eye foe eye' and 'tooth for

 tooth' i.e the law of 'tit for tat'.Hittites,who came from Asia Minor(now turkey) and destroyed the Babylonian kingdom,were the first to make regular use of horses for war chariots and to make iron implements.The Potter's wheel was perhaps first used in Mesopotamia.The Mesopotamia also seem to have been the first to make glassware.The Sumerians were the first to evolve a proper system of writing.This System is called cuneiform.The cunieform script was deciphered by Henry Rawlinson.The Mesopotamian system of counting in known as sexagesimal because the Mesopotamian people counted by sixties as we count by tens.Their sexagesimal system is no longer in  use but we still use it as the basis of division of time into minutes and seconds of circle into 360 degrees.In geometry, the Mesopotamians had discovered what was later called the Pythagoras theorem.In astronomy, the Mesopotamians made astonishing progress.They could calculate the length of the day and the night.They divided the whole day into 24 hours.They divided the sky into 12 parts,each assigned a name.This has come down to us as the 12 signs of zodiac or rashis as we call them in India.Another remarkable achievement of the Mesopotamians was the invention of lunar calender,based on the  moon.