ocr: The security pact between Australia, New Lealand and the USA (ANZUS),the focus ofNew Zealand's lefense policy since 1951,has been strained by New Lealand's refusal, since 1984, to allow nuclear warships into its ports. The USA suspendedjoint military exercises and preferential terms for arms purchase, forcing New Lealand to seek closer links with Australia. The 1992 announcement by the USA that its warships n0 longer carried nuclear weapons has pavedthe way for a return to more cordial relations. Defense takes about 4.8% of. government spending. The armedforces number 10,900 troops with an add ...