Second, eighteen time nodes.
Fourth BC: BC 1046, BC 77 1, BC 22 1, BC 207;
The first seven years before 800 AD: 25 years, 220 years, 280 years, 3 17 years, 420 years, 58 1 year, 6 18 years;
Seven years after 800 AD: 907,960, 1206, 1279, 1368, 1644, 19 1 year.
Third, 10 dynasty division.
Dynasties are divided into two parts: Zhou-Western Zhou and Eastern Zhou (Spring and Autumn and Warring States); Han-Western Han Dynasty and Eastern Han Dynasty; Jin-Western Jin and Eastern Jin; Song-Northern Song Dynasty and Southern Song Dynasty.
These three countries are divided into Wei Shuwu.
Sixteen countries: Qin (front, back, west), Han (cheng), Zhao (front, back), Yan (front, back, south, north), Liang (front, back, south, north, west), Xia.
Southern Dynasties: Song Qi's Moment.
Northern Dynasties: Wei (North, West and East), Northern Qi and Northern Zhou.
Five Dynasties: Hou (Liang, Tang, Jin, Han and Zhou)
Ten countries: Shu (before and after), Nan (Tang, Han and Ping), Northern Han, Yang Wu, Ma Chu, wuyue and Min.
Excerpt from-Personal Library Author Black Twist