In the 2017 general election, the Democratic Party of the Friendly Islands (DPFI) was the only one represented in the Legislative Assembly, obtaining 14 of the 17 seats reserved for the popular vote.

As a result of the deaths of the Head of Government and in anticipation of the election of a new one by the Assembly, the Minister of Finance and National Planning, Pōhiva Tuʻiʻonetoa left the government with three other DPFI deputies, and joined to the parliamentary opposition, announcing the creation of the Tonga People's Party, composed of representatives of the Tongan nobility and independent parliamentarians.

Tuʻiʻonetoa formed a government and a parliamentary majority made up of eight commoners and nine elected members of the nobility.

[8] In the leadup to the 2021 Tongan general election Infrastructure and Tourism Minister ʻAkosita Lavulavu and her husband ʻEtuate Lavulavu, who served as party deputy chair, were each convicted of 3 counts of obtaining money by false pretenses and sentenced to six years in prison by the Supreme Court.

[15] Defining its fundamental principles as "love, respect, humility and gratitude", the party proposes to reserve certain sectors of activity of the private sector to Tongan citizens (as opposed to foreigners), return to free education, as well as double salaries of educators, and health personnel.