Time axis of world history:

About 3 million years ago, humans appeared on the earth.

Hemudu about 5000-7000 years ago, Banpo was a matriarchal clan commune.

About 4000-5000 years ago, in the middle and late Dawenkou culture, the patriarchal clan commune

The Mayans settled in Central America in 3 1 13 BC.

Around 3 100 BC, Egypt formed a unified slave country.

Egypt built the pyramids in 2700-2500 BC.

Around 3000 BC, slave city-states appeared in the two river basins.

In the middle of 3000 BC, the Harappa culture in the Indus Valley

About 4000 years ago, the legendary Yandi, Huangdi, Yao, Shun, Yu and other dynasties

In 2070 BC, Yu Chuanqi Yu established the Xia Dynasty (Xia: 2070 BC-0/600 BC).

In 2600 BC, during the fourth dynasty of the ancient Egyptian kingdom, the koala couple stood like statues.

In 2500 BC, Egypt carved the Sphinx, also known as the Sphinx.

Around 2 100 BC, the poor in the slave river in Egypt revolted.

The Babylonian kingdom was established in BC 1894, and it was destroyed in Shang Tang in the summer of BC 1600, and the Shang Dynasty was established (Shang Dynasty: BC 1600, from BC 1046).

In BC 1300, King Pan Geng of Shang Dynasty moved to Yin.

About BC 1792-BC 1750, the stone carving of code of hammurabi was made in Babylon, and code of hammurabi was the earliest written law found in the world.

Before the emergence of characteristic civilization on the historical stage of the ancient world, mankind experienced a long prehistoric period. With the development of productive forces, primitive society was gradually replaced by class society. Since five or six thousand years ago, splendid ancient civilizations have been born in great river basins in Asia and Africa, and in Greece and Rome in Europe, and countries have emerged and entered the slave society.

In the process of the decline and collapse of slavery, the feudal system was developed and established, and the social, economic and cultural development was slow. In the ancient history of the world, the ancient civilizations created by various nationalities in various regions laid the foundation for the emergence and development of modern civilization. The formation of Buddhism, Christianity and Islam has had a far-reaching impact on the development of world history.

From the appearance of human civilization to the15th century, the contacts and exchanges between Asia, Africa and Europe were gradually strengthened, while America and Oceania were basically isolated from Asia, Africa and Europe.