China is united for the first time under Shi Huangdi .
This era encompasses the evolution of early humans and the transition from nomadic lifestyles to settled agricultural communities. HISTORY TIMELINE : WORLD HISTORY TIMELINE FROM ...
World history is commonly divided into five major eras: . This timeline highlights the critical milestones from the dawn of civilization to the present day. 1. Prehistoric Era (2.5 million years ago – 600 BCE) China is united for the first time under Shi Huangdi