Friedrich Engels (German pronunciation:
1895) wis a
philosopher, an the co-foonder o
Marxist theory, alangside
Karl Marx. In 1845 he published
The Condition of the Working Class in England, based on personal observations an research. In 1848 he co-authored
The Communist Manifesto wi Karl Marx, an later he supportit Marx financially tae dae research an write
Das Kapital. Efter Marx's daith Engels editit the seicont an third volumes. Additionally, Engels organizit Marx's notes on the "Theories of Surplus Value" an this wis later published as the "fowert volume" o Caipital.