Shangyuan County was merged into Jiangning County in 19 12, and it is also the mother county of Nanjing.
1949 65438+February changed to Nanjing.
Lishui County was transferred from Zhenjiang to Nanjing in March, 1983.
Liyang county 20 17 was transferred from Changzhou to Nanjing.
Liuhe County and Jiangpu County were transferred from Yangzhou to Nanjing in July, 1958.
Gaochun County 1983 transferred from Zhenjiang to Nanjing in March.
Jurong county has always belonged to Nanjing in history, but it has not been returned since it was transferred to Zhenjiang in the 1950s.