Compared with China in the early Qing Dynasty, how much territory did Tang Hua lose?

In the heyday of the Qing Dynasty, the territory was13.2 million, and finally 1 1.4 million. * * * The loss is 6.5438+0.79 million square kilometers.

Major events of transferring and occupying land:

1, 1858 The Sino-Russian Aihui Treaty occupied and cut 600,000 square kilometers of land north of Heilongjiang.

2 1860 Sino-Russian Beijing Treaty, occupying 400,000 square kilometers east of Wusuli River.

3, 1864 "Treaty on the Demarcation of Northwest Border between China and Russia" encroached on more than 440,000 square kilometers of territory in western China.

4 188 1 year, the Sino-Russian Ili Treaty covers an area of about 70,000 square kilometers.

5 1892, Russia occupied more than 20,000 square kilometers of China territory in Pamirs, west of Sarekole Mountains.

6. The Ladakh area in Tibet occupied by British India in the last years of Daoguang covers an area of 90,000 square kilometers.

In 7 19 17, Russia annexed the Tangnu Wulianghai area between China and Mongolia, with a total area of 170,000 square kilometers.

Extended data:

1759 In August, the Qing Dynasty eliminated the Junggar khanate, and its territory reached its peak.

1On May 28th, 858, Russian troops forced Aihui of Heilongjiang to the gate, forcing the Qing Dynasty to sign the Sino-Russian Aihui Treaty, and the land north of Heilongjiang was allocated to Russia. Since then, a vast area of 600,000 square kilometers has been separated from Chinese territory, and the territory of the Qing Dynasty has been declining since its heyday.

Outer Mongolia declared its independence from the Republic of China in 192 1. Since then, 6.5438+0.8 million square kilometers of land has been separated from China.

Up to now, the land area of People's Republic of China (PRC) is about 9.6 million square kilometers.

References:

Baidu Encyclopedia-Qing Dynasty