Engels attends the Zurich Congress of the Second International

Socialist parties and labor organizations from many countries established a new international association. Engels encouraged the movement but did not control it; debates over colonialism, nationalism,...

Following an 1889 decision by the Second International, workers held demonstrations for the eight-hour day and labor rights. Engels welcomed international working-class organization, whose action...

Engels arranged publication of Marx’s 1875 critique as German socialists debated their Erfurt-era program. Publication made Marx’s interventions available to a new generation, but also gave Engels...

Engels criticized the German Social Democratic Party’s draft program for failing to address the political realities of the German state. His comments document continuing theoretical debate after...

Engels used the English edition to explain the work’s history and the development of socialist movements. Its accessible form helped circulate ideas internationally, while its framing contributed to...

Engels edited Marx’s extensive manuscripts into a volume on profit, prices, and capitalist competition. The posthumous publication completed the major three-volume sequence, while the work’s...

Engels’s introduction reflected on changing conditions for socialist organization and electoral politics after the revolutions of 1848. Later readers debated whether it implied a turn toward...

Engels died after decades of socialist writing, organizing, correspondence, editing, and financial support for Marx. His own intellectual contributions and the labor of workers, partners, and family...