He was general-assistant secretary on Information for the État français (the Vichy government), and as such in charge of its censorship. He was elected in 1956 to the National Assembly for the two last years of the Fourth Republic. As the sole extreme right representative, he was not affiliated to any of the parliamentary groups.
He was a candidate of liste républicaine d"action sociale et paysanne.
He was the candidate of the extreme right in the 1965 French presidential election, with Jean-Marie Le Pen and Jean-Pierre Stirbois as his campaign managers. He obtained 1,260,208 votes, for 5.2% of the total, giving him fourth place after De Gaulle, Mitterrand and Jean Lecanuet.
In the second round, he supported François Mitterrand out of rencor against De Gaulle for having agreed to Algerian independence. Tixier-Vignancour, that is Vichy, the Collaboration proud of itself, the Militia, the Organization of American States. (Charles De Gaulle).
In June 1979, in the first universal suffrage election to European Parliament, he let the Euroright (Eurodroite) list, constituted by the Party of New Forces (PFN).
As a member of the Chamber of Deputies for Basses-Pyrénées from 1936 to 1940, on 10 July 1940, he had voted in favour of giving the Cabinet presided by Marshal Philippe Pétain authority to draw up a new constitution, thereby effectively ending the French Third Republic and establishing Vichy France.