Many had enlisted from a young age, some trying as young as 14.
"He thought he was going to see the world," said one as she clutched a photo. "He came back a very different man."
They talked of men who had fought in the Boer War, the wars in Europe and North Africa, Malaya, Borneo, Korea, Vietnam, and Afghanistan, and the women and families who had let the boys go.
Mr Whaanga had gone at 16 in World War II to Italy, and also served with J Force to Japan after the war, and then Korea and Malaya.
While the national association was voted out of existence in 2012, Mr Paku reiterated yesterday that in the Heretaunga branch that could not happen before the last survivor had died.
The branch still has 10-20 "active" members and it may remain in some form for some time, with some also reiterating that while the men have passed the legacy becomes stronger as time goes on.
Yesterday's parade included Te Reo Hamuera Silver Band, which has been closely associated with Maori Battalion parades for more than three decades.