[2] A communist in his teenage years,[2] François Duprat moved to the far right and became a member of the Jeune Nation and the Federation of Nationalist Students (FEN).

This position was in the minority, with Dominique Venner criticizing Duprat for his support for "communist Arabs" and arguing that Israel should not be confused with "the Jewish International.

"[5] In 1972, François Duprat co-founded the National Front (FN) headed by Jean-Marie Le Pen, and was part of its political bureau until his death in 1978.

François Duprat saw history as a political weapon, stating in May 1976: We must not let to our opponents, Marxists and régimistes,[note 1] the monopoly of the historical representation of men, facts and ideas.

Because History is a wonderful war instrument, and it would be useless to deny that one of the important reasons of our political hardships resides in the historical exploitation and the systematic deformation of the nationalist experiences of the past...

[9] His funeral at the church of Saint-Nicolas-du-Chardonnet was attended by the leading lights of the nationalist right, which included the National Front, the PFN, monarchists and right-wing solidarists.

At the 30th anniversary of his death, LePen paid tribute to his being a "martyr to the cause of freedom of thought", "a fighter", and "politician right to the tips of his fingers".