Australasian Intervarsity Debating Championships
The Australasian Intervarsity Debating Championships (known colloquially as "Australs") is an annual debating tournament for teams from universities in the Australasian region. It is one of the world's largest debating tournaments, second only in size to the World Universities Debating Championship (WUDC), the European Universities Debating Championships (EUDC) and one of the largest annual student events in the world.
Source: Wikipedia — Australasian Intervarsity Debating Championships (CC BY-SA 4.0)