Rubuta ci gaba don wannan sakin layi - A ƙarshen rabin karni na 19, ƙungiyoyin mayaƙan Sinawa da aka sani da "ƙungiyoyin tuta" sun lalata manyan yankuna na arewacin Laos. 'Yan fashi da masu satar mutane, 'yan bindigar tutar sun tsere daga murkushe tawayen Taiping
a kasar Sin. Tonkin (yanzu arewacin Vietnam) an fara mamayewa ne, lokacin da rukunin "Black Flags" da abokan hamayyar "Yellow Flags" suka tsallaka iyakar Sin da Vietnam a 1865 kuma suka kafa sansanoni a saman Kogin Red River.