The International Socialist Congress, Amsterdam 1904 was the Sixth Congress of the

Second International The Second International, also called the Socialist International, was a political international of Labour movement, socialist and labour parties and Trade union, trade unions which existed from 1889 to 1916. It included representatives from mo ...

. It was held from 14 to 18 August 1904.''Flashlights of the Amsterdam Congress'', by

Daniel De Leon Daniel De Leon (; December 14, 1852 – May 11, 1914), alternatively spelt Daniel de León, was a Curaçaoan-American socialist newspaper editor, politician, Marxist theoretician (Marxism), theoretician, and trade union organizer. He is regarde ...

, New York Labour News Company, New York, 1904 The Congress was held in the 'Burcht van Berlage',

Amsterdam Amsterdam ( , ; ; ) is the capital of the Netherlands, capital and Municipalities of the Netherlands, largest city of the Kingdom of the Netherlands. It has a population of 933,680 in June 2024 within the city proper, 1,457,018 in the City Re ...

. This congress called on "all Social Democratic Party organisations and trade unions of all countries to demonstrate energetically on the First of May for the legal establishment of the

eight-hour day The eight-hour day movement (also known as the 40-hour week movement or the short-time movement) was a social movement to regulate the length of a working day, preventing excesses and abuses of working time. The modern movement originated i ...

, for the class demands of the

proletariat The proletariat (; ) is the social class of wage-earners, those members of a society whose possession of significant economic value is their labour power (their capacity to work). A member of such a class is a proletarian or a . Marxist ph ...

, and for universal peace."''From the diary of Anatoly Vasilyevich Lunacharsky; 1 May 1918; Petrograd''

References

{{Reflist History of socialism Second International conferences 1904 conferences