Is German Social Democracy (Erfurt) left wing or right wing?

On economic organisation German Social Democracy (Erfurt) scores −08 on a scale from −10 (common ownership) to +10 (private property and markets). On social and cultural order it scores −06. A single left–right figure combines these and four further measurements that move independently, which is why the atlas reports six.

Is German Social Democracy (Erfurt) authoritarian?

On the organisation of power, which measures whether authority is dispersed among institutions that can stop each other or concentrated in a single centre, German Social Democracy (Erfurt) scores −04. Universal suffrage, republic, militia instead of standing army, mass party democracy.

Atlas / Organisations / German Social Democracy (Erfurt)

German Social Democracy (Erfurt)

SPD · 1891–1914 · Germany · Socialist · Electoral party · coding confidence high

−08ECcollective

−06CUpluralist

−04AUpluralist

+03SCcentral

−08IDuniversal

+03CHcoercive

Each axis runs from −10 to +10, with zero a genuine mixed or balanced position rather than an absence of opinion. A score describes a stated position and a governing record; it is not a judgement of merit. What each score means →

Core principles

Marxist analysis with a parliamentary practice: build the largest workers' party in the world and win by growth.

Economic model

Socialisation of large industry, progressive taxation, eight-hour day, welfare provision.

Organisation of powers

Universal suffrage, republic, militia instead of standing army, mass party democracy.

Reading note

The original 'revolutionary in theory, reformist in practice' organisation, and the parent of both later social democracy and Leninism.

Check a claim about German Social Democracy (Erfurt). The interactive atlas measures the distance between any two organisations across all six axes and shows which ones carry the disagreement.

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The evidence for every score

All six cells are sourced. A rationale explains what the score is measuring and each artefact is something a third party can check without taking anyone's word for it.

EC · Economic organisation · scored −08

Coded −8: socialisation of large industry in the programme.

Programme textThe Erfurt Programme of 1891 demands transformation of capitalist private property into social property.

CU · Social and cultural order · scored −06

Coded −6: secular schooling, women's suffrage and legal equality.

Programme textErfurt demands universal suffrage for all over twenty regardless of sex.

AU · Organisation of power · scored −04

Coded −4: a republic, a militia instead of a standing army, and mass party democracy.

Programme textErfurt's political demands are entirely constitutional and democratic.

SC · Scale of decision · scored +03

Coded +3: national legislation with strong local organisation.

Documented act or statuteThe party ran a vast network of clubs, papers and unions alongside its parliamentary work.

ID · Rule of membership · scored −08

Coded −8: internationalist by construction.

Documented act or statuteThe Second International was founded in 1889 with the party at its centre.

CH · Method and tempo · scored +03

Coded +3: revolutionary in theory and reformist in practice.

ScholarshipThe programme's Marxist analysis sat alongside a purely electoral strategy, which is the tension Bernstein named.

Where it came from, and what came after

takes its doctrine fromClassical Marxism
The Erfurt Programme of 1891 was drafted as an explicitly Marxist statement by Kautsky and Bernstein.
split intoRevisionism
Bernstein's Evolutionary Socialism of 1899 opened the revisionist controversy inside the party.
becameSocial Democratic Party of Germany
The same continuous organisation, refounded in 1945 and reprogrammed at Godesberg in 1959.

Nearest organisations by measured distance

Straight-line separation across all six axes, out of a maximum of 49.0. Proximity means similarity of stated position, not endorsement and not resemblance in outcome.

Countries

Germany

Cite this page

Scores are revised on evidence, so a citation should carry the version it refers to. Version 4.3.1 is current; the revision log records every change.

McGrath, K. (2026). German Social Democracy (Erfurt). The Political Atlas, version 4.2. https://thepoliticalatlas.com/organisations/spd1891/ (accessed 2026-08-01).

Free to quote and reproduce with attribution. This is a synthesis rather than a peer-reviewed dataset — where an authoritative figure is needed, cite the Chapel Hill Expert Survey, the Manifesto Project or V-Dem.