'The 1689 Treaty of Nerchinsk between Russia & this country on its east remained in force for 170 years'
China
TOTALLY 1680s!: The 1689 Treaty of Nerchinsk between Russia & this country on its east remained in force for 170 years
The 1689 Treaty of Nerchinsk between Russia & this country on its east remained in force for 170 years
The 1689 Treaty of Nerchinsk between Russia & this country on its east remained in force for 170 years
TOTALLY 1680s!
China
TOTALLY 1680s!