Mezue ahịrịokwu na-esonụ: Na Jenụwarị 1962, n'oge mmalite nke
Agha Obodo Laotian, Prime Minista Souvanna Phouma gbara nkwekọrịta enyemaka mba ofesi na Ndị mmadụ Republic of China (PRC). Ndị Kọmunist China ga-ewu okporo ụzọ n'ebe ugwu ọdịda anyanwụ Laos n'agbanyeghị Agha Obodo Laotian na-aga n'ihu. Dị ka akụkụ nke oru ngo a, na-eso mmeri na Nam Bac na 14 Jenụwarị 1968, ndị injinia China malitere iwu okporo ụzọ 46 site na Yunnan Province n'ebe ndịda gbadata na Nam Beng Valley ruo Pakbeng, nke dị n'osimiri Mekong. Ka owuwu ụzọ ahụ na-eru nso na ókèala Thai, ndị agha China na egbe mgbochi ụgbọelu na-echekwa ya, Gọọmentị Royal Thai (RTG) malitere ichegbu onwe ya banyere ohere nke mbuso agha China na nkwado ndị China maka Kọmunist Party nke Thailand.