Holger Weiss, Ph.D. (1997), Åbo Akademi University, is Professor of general history and a specialist in global, Atlantic and African history. His most recent publications include The Internationalisation of the Labour Question: Ideological Antagonism, Workers’ Movements and the ILO since 1919, ed. Stefano Bellucci and Holger Weiss (Palgrave MacMillan, 2020).

• AcknowledgementsList of Figures, Maps and TablesList of AbbreviationsIntroduction1 Identifying Individuals and the Use of Aliases and Pseudonyms2 The Negative Image: A Subversive Organisation for the World Revolution3 The Limitations of the Sources – the Absence of Women and Individual Voices4 Radicalising Maritime Transport Workers During the Age of SteamshipsPART 1The International Propaganda Committee for Transport WorkersIntroduction to Part 11 Organising the Radical Maritime Transport Workers1 A Communist Answer to a Syndicalist Initiative2 A Push towards the West3 The 1923 Berlin Conference and Its Aftermath2 Establishing a Global Network1 Opening a Window towards the Global South2 The Operational Units: The Regional Secretariats and the Port Bureaus3 A New Unit: The Revolutionary NucleiPART 2The International Propaganda and Action Committee for Transport WorkersIntroduction to Part 23 1928 and BeyondEstablishing the United Front from Below1 The 1928 Conference and Its Aftermath2 The Scandinavian Secretariat and Activities in Northern Europe4 Reopening Work among Colonial Seamen1 Visions and Setbacks in Europe2 Opening a New Chapter: Work among Black Seamen5 Class-Against-Class and the Red Trade Union Opposition1 Walter’s Position: “You Have to Start from the Bottom”2 Organising the Opposition within or outside the Unions?3 Exit Port Bureau, Enter Interclub4 Towards an International of Transport Workers?PART 3The International of Seamen and Harbour Workers6 An International for the Global Radical Waterfront1 October 1930: Framing the Fighting International of Marine Workers2 The Operational Unit: From Five Bureaus to One Secretariat3 Aiming for a Global Outreach – Building National Sections4 Guidelines for Work among Colonial Seamen5 rilu Criticism and ish Self-Criticism6 Confronting National Unions, the itf and the Shipping Industry7 “Hands off China!” – Orchestrating a Global Campaign against Japanese Imperialism7 Assembling the Global Radical Waterfront1 A Global Moment: Altona, 21–24 May 19322 Calling Black Seamen3 Full Speed Ahead?4 The Scandinavian Conference8 The Copenhagen Secretariat1 Evacuating Hamburg2 The Copenhagen Secretariat in Action3 Joining the Proletarian Anti-Fascist Front4 Comrade Schmidt and an Obscure Meeting in Paris5 Moscow Calling: The Commission on Seamen’s Work9 An Empty Shell1 The Antwerp Secretariat2 The Paris Secretariat3 Calling in Vain for International Solidarity: Hands off Abyssinia4 Dissolution5 LiquidationPostscriptAppendix 1: TimelineAppendix 2: Identification of Senders and Recipients in Letters Sent from/to ISH Secretariat 1933–1937, Filed in the Comintern ArchivesBibliographyIndex

Holger Weiss, Ph.D. (1997), Åbo Akademi University, is Professor of general history and a specialist in global, Atlantic and African history. His most recent publications include The Internationalisation of the Labour Question: Ideological Antagonism, Workers’ Movements and the ILO since 1919, ed. Stefano Bellucci and Holger Weiss (Palgrave MacMillan, 2020).

• AcknowledgementsList of Figures, Maps and TablesList of AbbreviationsIntroduction1 Identifying Individuals and the Use of Aliases and Pseudonyms2 The Negative Image: A Subversive Organisation for the World Revolution3 The Limitations of the Sources – the Absence of Women and Individual Voices4 Radicalising Maritime Transport Workers During the Age of SteamshipsPART 1The International Propaganda Committee for Transport WorkersIntroduction to Part 11 Organising the Radical Maritime Transport Workers1 A Communist Answer to a Syndicalist Initiative2 A Push towards the West3 The 1923 Berlin Conference and Its Aftermath2 Establishing a Global Network1 Opening a Window towards the Global South2 The Operational Units: The Regional Secretariats and the Port Bureaus3 A New Unit: The Revolutionary NucleiPART 2The International Propaganda and Action Committee for Transport WorkersIntroduction to Part 23 1928 and BeyondEstablishing the United Front from Below1 The 1928 Conference and Its Aftermath2 The Scandinavian Secretariat and Activities in Northern Europe4 Reopening Work among Colonial Seamen1 Visions and Setbacks in Europe2 Opening a New Chapter: Work among Black Seamen5 Class-Against-Class and the Red Trade Union Opposition1 Walter’s Position: “You Have to Start from the Bottom”2 Organising the Opposition within or outside the Unions?3 Exit Port Bureau, Enter Interclub4 Towards an International of Transport Workers?PART 3The International of Seamen and Harbour Workers6 An International for the Global Radical Waterfront1 October 1930: Framing the Fighting International of Marine Workers2 The Operational Unit: From Five Bureaus to One Secretariat3 Aiming for a Global Outreach – Building National Sections4 Guidelines for Work among Colonial Seamen5 rilu Criticism and ish Self-Criticism6 Confronting National Unions, the itf and the Shipping Industry7 “Hands off China!” – Orchestrating a Global Campaign against Japanese Imperialism7 Assembling the Global Radical Waterfront1 A Global Moment: Altona, 21–24 May 19322 Calling Black Seamen3 Full Speed Ahead?4 The Scandinavian Conference8 The Copenhagen Secretariat1 Evacuating Hamburg2 The Copenhagen Secretariat in Action3 Joining the Proletarian Anti-Fascist Front4 Comrade Schmidt and an Obscure Meeting in Paris5 Moscow Calling: The Commission on Seamen’s Work9 An Empty Shell1 The Antwerp Secretariat2 The Paris Secretariat3 Calling in Vain for International Solidarity: Hands off Abyssinia4 Dissolution5 LiquidationPostscriptAppendix 1: TimelineAppendix 2: Identification of Senders and Recipients in Letters Sent from/to ISH Secretariat 1933–1937, Filed in the Comintern ArchivesBibliographyIndex