Timeline (Rising Lands)

3500 BC
Egyptian civilization forms along the Nile river. Mesopotamian civilization forms in OTL Oman. In the other continents, farming begins to be common, and tribes are established.

2500 BC
The Indus Valley civilization emerges,expanding to cover the Indus. Due to minimum threats, the Egyptian civilization expands, covering the Nile and many regions of OTL Egypt. Mesopotamia transforms into the Sumerian civilization, spreading influence across the southeast Arabian Peninsula and southern OTL Iran. Trade flourishes along the Yangtze and Yellow River.