Anthony Tupou the 2008 Rugby League World Cup. He was named in the Australia squad for the 2008 Rugby League World Cup, replacing Michael Crocker who withdrew through injury. Although also named in the Tonga training squad for the 2008 Rugby League World Cup, Tupou played for Australia. Tupou played for the Sharks mainly at second-row forward. Tupou was named in NSW's preliminary 40 man squad for the 2009 State of Origin series. He was selected for Country in the City vs Country match on 8 May 2009. In 2013, Tupou played for the Tonga national rugby league team in their Pacific
Sonatane Tuʻa Taumoepeau-Tupou February 2010. He presented his credentials as High Commissioner to Canada on 19 May 2010. On 28 March 2011, he was created a Tongan life peer by King George Tupou V with the noble title of Lord Taumoepeau-Tupou of Toula and Kotu. In April 2010, a 3-year Royal Land Commission investigation headed by Lord Fielakepa as chairman investigated corrupt land dealing, and implicated that Taumoepeau-Tupou had acted unethically in his role as Acting Governor of Vava'u. The final land commission report stated "that the Acting Governor Tu'a Taumoepeau has a lot of explaining to give" and recommended that Government investigate