Drawing on cross-national surveys, extensive elite interviews, and three decades of systematic studies across state, regional, and provincial parliaments, Downs demonstrates that subnational coalition building carries high stakes for parties, voters, and the eventual ideological composition of governments. Far from peripheral, these struggles illuminate how institutional context shapes political behavior and how power is distributed and exercised beyond the national stage. Ultimately, Coalition Government, Subnational Style challenges familiar assumptions of democratic theory and offers a clearer understanding of representation and cooperation in the complex, multi-level systems that define contemporary parliamentary democracies.