Almost a month on from referendum night - in which 60 per cent of Australia and all six states voted against the proposal - Mr Mayo has tried to explain the result on the world stage.
Professor Langton was one of the key First Nations figures to observe and promote the week-long vow of silence after the crushing defeat on October 14.
In the wake of the open letter from Indigenous leaders breaking the week-long vow of silence after the defeat, details have emerged of the No campaign s own message to supporters.
The Country Liberal Senator issued a video message direct to the Australian public explaining the outcome of the urgency motion she tabled in the Senate on Tuesday afternoon.