WORLD HISTORY

Detailed explanation-1: -The oldest recorded civilization in the world is the Mesopotamia civilization. Overall, the 4 oldest civilizations of the world are Mesopotamia Civilization, Egyptian Civilization, Indus Valley Civilization, and Chinese Civilization.

Detailed explanation-2: -The Sumerians are thought to have formed the first human civilization in world history. They lived in southern Mesopotamia, between the Tigris and Euphrates Rivers in the Middle East. Many historians think that cities and towns were first formed in Sumer around 5000 BC.

Detailed explanation-3: -The Sumerians were the first people to migrate to Mesopotamia, they created a great civilization. Beginning around 5, 500 years ago, the Sumerians built cities along the rivers in Lower Mesopotamia, specialized, cooperated, and made many advances in technology.

Detailed explanation-4: -The four oldest civilizations are Mesopotamia, Egypt, the Indus valley, and China as they provided the basis for continuous cultural development in the same geographic location.

Detailed explanation-5: -No, Indus Valley Civilization is not older than Mesopotamia; while evidence of true civilization (city-building, writing, complex government) dates to at least 7000 years ago in Mesopotamia, the first evidence of civilization in the Indus Valley occurred about 1000 years later.

Detailed explanation-6: -If we are talking about historical traceable civilizations, sumerians came first. They date about 4000 b.C. while the egyptian civilization is presumed to have started about 3150 with pharaoh Menes / Narmer.