Carlsson II Cabinet 1990–1991
Renewed Social Democratic minority government under Ingvar Carlsson that absorbed the late-1980s deregulatory turn — the 1989 abolition of currency controls, the century-tax reform, the 1990 Nyckeln failure that opened the Swedish banking crisis — and lost the September 1991 election with SAP's worst result since 1928.
The Carlsson II Cabinet, headed by Ingvar Carlsson, was the formally renewed continuation of Carlsson I in 1990 — same prime minister, same single-party Socialdemokraterna minority basis, same case-by-case Riksdag arrangement. The renewal moment itself is poorly documented in popular sources and remains a research gap.
The cabinet’s macroeconomic profile mattered far more than its name change. The late-1980s and 1990 century-tax reform (århundradets skattereform) broadened the income-tax base and lowered marginal rates. The 1989 complete abolition of currency controls — already in motion under Carlsson I but defining for this cabinet — rapidly integrated Swedish industry into transnational ownership and severely fuelled a domestic credit bubble. In 1990 the highly leveraged finance company Nyckeln failed, conventionally identified as the onset of the Swedish banking and real-estate crisis of the early 1990s. How much of that crisis was caused by SAP-era deregulation versus by the international cycle remains a live historiographical dispute.
The cabinet was defeated in the 15 September 1991 general election, in which SAP scored 37.7 % — its worst showing since 1928 — and lost the premiership to a centre-right cabinet under Carl Bildt. Carlsson would return three years later to govern Sweden into the European Union.