"Countries – China" "Countries – China" História das relações entre Estados Unidos e China Office of the Historian — Countries — China "Countries – China" http://history.state.gov/countries/china Office of the Historian — Countries — China Office of the Historian — Countries — China history.state.gov "Countries - China" "Countries – China" "Countries – China" History of China - U.S. relations "Countries – China" Countries – China "Countries – China" "Countries – China" Countries – China http://history.state.gov/countries/china history.state.gov history.state.gov "Countries – China" "China - Countries - Office of the Historian" Historik över relationen USA-KIna