Initially affiliated with the French Communist Party, Delogu joined La France Insoumise in 2017 to support the campaign of Jean-Luc Mélenchon in the 2017 legislative election.

[1] His mother was a trade unionist for the General Confederation of Labour (CGT) in Bouches-du-Rhône and vice-president of the employment tribunal in Aix-en-Provence, while his father was a taxicab driver.

[2][3][4] Delogu attended a vocational high school and was trained in sales, receiving a brevet de technicien supérieur (BTS) diploma as an external candidate.

[7] During the campaign, Delogu organized a number of symbolic actions around Marseille, including the usage of smoke bombs in L'Estaque to denounce pollution caused by cruise ships.

[7] In 2022, Delogu was selected to stand as a candidate for LFI and the New Ecological and Social People's Union (NUPES) electoral alliance in the 7th constituency of Bouches-du-Rhône in the 2022 legislative election.

[9] In March 2024, Delogu filed a request for a parliamentary inquiry into Marseille en grand, an investment plan announced by Emmanuel Macron in 2021, following a report from the Cour des Comptes and the Regional Chamber of Auditors which highlighted its weaknesses and dysfunctions.

[13] The reason given for Delogu's suspension was that his actions constituted "a demonstration disturbing the order or a tumultuous scene", provided for by Article 70 of the internal regulations of parliament.

[15] As of 2024, Delogu is facing trial for "aggravated violence" and "refusal to submit to identification survey operations" regarding an incident that took place in front of the Saint-Exupéry high school in his constituency on 10 March 2023.