[1] The Ligue de la patrie française originated in 1898 with three young academics, Louis Dausset, Syveton and Henri Vaugeois, who wanted to show that support for Alfred Dreyfus, a French Jewish artillery officer who had been controversially convicted in 1894 on charges of treason, was not accepted by all university academics.

[2] The three circulated a manifesto that stated, The undersigned, moved by seeing the most disastrous agitation prolonged; persuaded that it cannot last any longer without mortally compromising the vital interests of the French country, and most importantly those gloriously entrusted to the hands of the national army; persuaded also that in saying this we express the opinion of France; we have resolved: to work within the sphere of our professional duties to promote the advancement of the ideas, customs, and traditions of the French fatherland; To unite and gather together, without partisan spirit, to act pragmatically to this end by writing, speech, and example; and to strengthen the spirit of solidarity which has thankfully linked all generations of a great people.

Several days later he made a speech before the Academic Council of Paris that the League published as propaganda brochure under the title The University and the Nation.

[1] On 6 December 1902 Syveton got into a heated exchange over the Humbert case with the Keeper of the Seals, and was temporarily excluded from the chamber until 29 January 1903.

His election to the 2nd arrondissement of Paris was invalidated on 7 April 1903 at the motion of Jean Jaurès, but he was reelected to this seat in the by-election of 21 June 1903.

[1] During the 1904 municipal elections at a meeting of 5,000 nationalist members of the Ligue des Patriotes and the Ligue de la patrie française Syveton called on the audience to have nothing to do with the antisemitic Édouard Drumont or anyone else, such as Gaston Méry, connected to La Libre Parole.

[8] In his view antisemitism was damaging to the Patrie Française, and the party's candidates in the council elections should avoid the subject.

[8] General Louis André, the militantly anticlerical War Minister from 1900 to 1904, used reports by Freemasons to build a huge card index on public officials that detailed those who were Catholic and attended Mass, with a view to preventing their promotions.

[11] The Affaire Des Fiches scandal led directly to the resignation of prime minister Émile Combes.