Karl Marx was a Jewish, German-born philosopher, economist, political theorist, historian, sociologist, journalist, and revolutionary socialist
Antonie Pannekoek was a Dutch astronomer and socialist theorist who made significant contributions to the understanding of the cosmos and the development of Marxist thought.
Selahattin Demirtaş is a Turkish politician and former co-chair of the Peoples' Democratic Party (HDP) who championed Kurdish rights and democratic reform in Turkey.
Doğu Perinçek is a Turkish politician, journalist, and former leader of the Patriotic Party, known for his nationalist and socialist views.
Julius Malema is a South African politician and leader of the Economic Freedom Fighters, advocating for land redistribution and anti-imperialism.
Anna Kuliscioff was a pioneering Italian socialist, suffragist, and journalist who significantly contributed to the development of socialism and women's rights in Italy.
Leonida Bissolati was an Italian lawyer and politician who fought for the rights of workers and played a pivotal role in the development of Italian socialism.
Alceste De Ambris was an Italian syndicalist, nationalist, and anti-fascist activist who played a crucial role in the development of Italian labor movement and political thought.
Nicola Bombacci was an influential Italian socialist and political figure, known for her ardent support of Mussolini's fascist regime.
Andreas Papandreou was a Greek economist and politician who served as Prime Minister of Greece, championing social and economic reforms.
Eugene V. Debs was a prominent American labor leader, socialist, and five-time presidential candidate, advocating for workers' rights and social justice.