Le Républicain de Constantine was an anti-Jewish newspaper published by Émile Morinaud [fr] in 19th century French Algeria.
Le Républicain de Constantine became their publication against the rival Opportunist newspaper L'Indépendant.
The proposal to boycott Jewish businesses was promoted by Le Républicain de Constantine.
The Crémieux Decree had given Algerian Jews French citizenship, relieving them of the second-class status imposed on "subjects" under the Code de l'Indigénat.
Since they [the Jews] had the audacity of declare war, you have proudly accepted the challenge — on all fronts, political, economic, and social!"