due to the collapse of the system of forming families and uniting people in theWestern Jin Dynasty, the Yongjia Rebellion brought disaster Sexualconsequences. The entire north of the Yangtze River fell into a terriblestate of war, leading to a large population migration. With the exceptionof a few people running east and west, moving south to Jianghuai is a betterchoice. The resulting mass migration movement will also change the historyof the entire South for a long time.

1 The five Nanbo

Yongjia rebellions brought a large number of

refugees to the south. The relocation of the Central Plains refugees did nothappen overnight. In contrast, five large-scale migrations occurred as aresult of periodic wars. It also spans more than 100 years.

In the early years of Yongjia, the rebellion in the north had justbegun. With his own Langya population, Sima Rui migrated eastward andsouthward. This group of fleeing pioneers was limited to crossing theriver with Sima Rui, which caused a good demonstration effect. Then, morepeople from Hebei, Shandong, Shanxi and Henan began to move south. Theyfirst gathered in the Huaihe River basin in northern Jiangsu and Anhui, so thatlocals there were involved in the refugee wave. Some people joinedtogether to cross the Yangtze River, becoming the first major group to crossthe Yangtze River in history.

The Sima family is a pioneer of the Dunant Group.

In the early years of the Eastern Jin Dynasty, the Soviet army and Zu Yue setoff a rebellion in the middle of the river, and the imam Shile in the northalso took the opportunity to invade south. Many Huainan people and formerrefugees further south, becoming the second major force in the refugee wave.

When the Shan people