Tuʻihaʻangana was first elected to the Legislative Assembly of Tonga as a noble representative for Haʻapai in 1991.

[1] In February 2006 he was appointed Speaker, replacing Lord Veikune following his conviction on tax evasion and bribery charges.

[2] Following his election loss he was appointed Governor of Haʻapai.

During this term he opposed the government of ʻAkilisi Pōhiva, tabling a no-confidence motion in 2017.

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