Watch: Sipi Tau - History of the war dance
The war dances performed by the Pacific Island nations provide some of the most popular scenes of any given World Cup.
Tonga perform the Sipi Tau in the 2015 Rugby World Cup.
Credit: PA
They represent tradition, pride and ferocity; and with the Haka, Sipi Tau, Siva Tau and Cibi, rugby fans have already had plenty of opportunities to watch in awe as they're performed by each respective nation.
Find out what the Sipi Tau represents and what it means to the Tongan players and people.
