Which country has the longest combined land border?
Russia
United States
Brazil
China
China's combined land border measures 22,117 km (13,743 mi) from the mouth of the Yalu River to the Gulf of Tonkin. China borders 14 nations, more than any other country except Russia, which also borders 14.
reach: rather globalborderscountry recordsgeographygeography of Chinamap
Answers by country
Russia
United States
Brazil
China
answers

14

23

53

10

33

14159

156

26

144

29

266

20

30

12

14

23

16

15