Childhood and youth

Born on February 15, 1887 the year in Bragny-sur-Saône, department of Saône-et-Loire in the family of railway workers. He spent his childhood in Villeneuve-sur-Yonne, department of Yonne. He followed in the footsteps of his parents, from the age of 13 he also started working on the railway.^[1]

Unionist militant

From 1906 he took an active part in the trade union movement alongside Pierre Monatte and In 1916 he joined the French Section of the Workers' International (SFIO)

In 1921-1922 he was General Secretary of the Railway Workers' Trade Union, from 1922 to 1924 and again from 1933 to 1936 - General Secretary of the United Trade Union of Railway Workers.

Communist leader

In November 1922, Semard meets Lenin in Moscow with the company of Gaston Monmousseau. Lenin makes concessions to his interlocutors, so that back in France, Semard justifies the CGTU's membership in the SRI. He then joined the Communist Party in joint action against the occupation of the Ruhr. It is for this reason that in 1923 he was arrested and imprisoned for a few months in the Prison of Health. During his imprisonment, he wrote numerous articles in La Vie Ouvrière where he pleaded in particular for open mass unionism that did not assert any doctrine.

Despite these positions and his sympathy for anarcho syndicalism, which were far removed from those of the Communist International he became general secretary of the Communist Party in 1924.^[2]

He was relieved of his position as general secretary in 1929 and became head of the Paris section of the PCF. In 1935 he was elected to the General Council of the Seine Department.

Return to unionism

After being pushed away from the PCF's leadership he continued his unionist activities. Since 1936 Secretary General of the United Federation of Railway Workers of France and Algeria, member of the Executive Committee of the General Confederation of Labor. He Supported the policy of nationalization of the railways by the government of Léon Blum.^[3] He Provided assistance to the Republicans during the Spanish Civil War.

Second World War

After the Molotov–Ribbentrop Pact he was dismissed from his role as the Councillor of the Seine Department and returned to work as a railway worker and was later imprisoned on accounts of embezzlement.

After the German invasion of France he was evacuated to another prison. In the beginning of 1942, Pierre Semard was transferred from Bourges to the Gaillon internment camp where he found himself with common law prisoners. In March 6, he was sent to Évreux prison, delivered at their request as a hostage to the German authorities, he was shot on March 7, 1942 alongside other political prisoners.^[4]