Dhameystir weedha soo socota: Ka dib markii la aasaasay, SEATO si dhaqso ah ayey muhiimad militari u noqotay, maadaama inta badan wadamada xubnaha ka ah ay wax yar ku biiriyeen isbahaysiga. In kasta oo ciidamada militariga ee SEATO ay sameeyeen tababar millatari oo wadajir ah, haddana waligood looma adeegsan sababtoo ah khilaafaadka gudaha. SEATO ma aysan awoodin inay soo farageliso
Dagaalada Laos sababtoo ah Faransiiska iyo Ingiriiska ayaa diiday in ay qaadaan tallaabo militari. Sidaa awgeed, Maraykanku wuxuu siiyay Laos taageero hal dhinac ah kadib 1962. In kasta oo ay raadinayeen Mareykanka, ku lug lahaanshaha SEATO ee Dagaalkii Vietnam ayaa la diiday sababtoo ah la'aanta iskaashiga Ingiriiska iyo Faransiiska.