The Canberra Times | Mabo Day: Landmark legal decision commemorated in Canberra 25 years on The Canberra Times It was a decision that had wide-reaching ramifications for Aboriginal and Torres Strait Islanders, overturning two centuries of the concept of terra nullius. On Saturday, only a few kilometres away from the High Court where the Mabo decision was handed ... Mabo anniversary: Aboriginal Tasmanians say land handback fight far from over Thousands gather to celebrate Mabo Day Mabo Day celebration |