The Defence Force has been criticised for nine months of "evasive" responses over the possible discovery of long-lost Kiwi war heroes in the Pacific.

New Zealand troops played a major and absolutely pivotal role in the battle, winning two Victoria Crosses in the process.

Ageing war veterans will likely have their airfare and accommodation costs for attending upcoming 70th commemorations covered by the government, Defence Minister Wayne Mapp says.

New Zealand war heroes in their 90s ended up paying to attend commemorations in Europe.

Need a new guided missile cruiser? Maybe a tank, or a jet fighter, or just a plain old army truck? Look no further than across the Tasman.