Prussia organizes a North German military allianceAug 18, 1866Labels: Prussia, North GermanWikipediaBritannica
Treaty of Prague ends Austro‑Prussian WarAug 23, 1866Labels: Treaty of, AustriaBritannicaHistoryofWar
Constituent Reichstag elected by universal male suffrageFeb 12, 1867Labels: Constituent Reichstag, Universal maleWikipediaWikipedia
North German Constitution ratified by the BundesratApr 16, 1867Labels: North German, BundesratWikipediaBerkeley Law
Treaty of London settles the Luxembourg CrisisMay 11, 1867Labels: Treaty of, LuxembourgUK ArchivesWikipedia
Constitution promulgated for full legal effectJun 14, 1867Labels: Constitution Promulgation, North GermanBerkeley LawWikipedia
North German Confederation begins as a federal stateJul 1, 1867Labels: North German, Federal stateUS HistorianWikipedia
First regular Reichstag elected under the constitutionAug 31, 1867Labels: Reichstag, Constitutional electionWikipediaWikipedia
Zollparlament elections link north and south via customs unionFeb 1, 1868Labels: Zollparlament, ZollvereinWikipediaBritannica
Ems Dispatch published, deepening the crisis with FranceJul 13, 1870Labels: Ems Dispatch, Bad EmsWikipediaGHDI
Franco‑Prussian War begins; confederation fights FranceJul 19, 1870Labels: Franco Prussian, North GermanBritannicaBritannica
November Treaties set terms for southern states’ entryNov 15, 1870Labels: November Treaties, Southern statesWikipediaWikipedia
Confederation renamed; Prussian king titled German EmperorDec 8, 1870Labels: German Empire, BundesratWikipediaWikipedia
New constitution takes effect; confederation phase endsJan 1, 1871Labels: New Constitution, German EmpireWikipediaBritannica