Captain of the French army, convicted of high treason and whose process originated the so-called affaire Dreyfus, faced by a large part of public opinion and of the intelligentsia of the time (main voice that came out in his defense was that of Emile Zola, his article "J' J'accuse...!", published in l'Aurore on January 13, 1898). He/She was born in Mulhouse (Alsace) on October 9, 1859, in the bosom of a family of Jewish origin, assimilated into Christian society. He/She moved to Paris in 1870, nationalised French. He/She began his studies at the École Polytechnique, and in 1880, he/she began his military career; in 1889, it reached the job of captain. He/She was assigned to the 14th artillery regiment, attached to the body of staff; in that unit, and the whole of the French militia, Dreyfus was notable for being the only Jew with the rank of officer in the French army.
In 1894 he/she was accused of having supplied to a German agent secret military information concerning the Organization of the French army and the plans of the new 120-mm. howitzer A Council of war sentenced him to loss of his job and all his honours and, finally, deported him to the devil, French Guiana island. He/She was amnestied during the Waldeck-Rousseau Ministry, but was not declared him innocent or was rehabilitated him until June 1906, the Legion of Honor was awarded on July 28 of that year, and he/she was promoted to the job of Commander or higher, which remained another year in the army.
He ended his career with the rank of Lieutenant Colonel, he/she was promoted at the outbreak of the first world war. While he/she was in the Devil's Island, wrote his Lettres d' an innocent (1898); later, it appeared his memoirs, entitled Cinq ans de ma vie (1901); posthumous is his book Souvenirs et correspondence (1936). He/She died in Paris on July 12, 1935.
See Dreyfus affair.