Ku qor sii wadida cutubkan - Gration wuxuu arkay adeeg firfircoon inta lagu gudajiray xaaladda degdegga ah ee Malayan
, ka hor inta uusan dhigan Kulliyadda Shaqaalaha ee Ciidanka Ingiriiska, Camberley 1964. Wuxuu dhammaystiray hawlgalka intii lagu jiray Dagaalkii Vietnam intii u dhaxeysay 1969 iyo 1970, xilligaas oo uu u xilsaaray sarkaal ka amar qaata cutubka 1aad ee Arrimaha Madaniga ah ee Australia isagoo haysta darajada kornayl-ku-xigeen. "Adeegyada cajiibka ah" ee uu ka soo qabtay Vietnam, Gration waxaa loo magacaabay Sarkaal ka tirsan Amarka Boqortooyada Ingiriiska 1971.