Annexation of Frankfurt
The annexation law incorporates Hanover as a province of the Prussian monarchy.
Permanent historical records · Updated 2026-11-03
1866 in Germany — Page 4
Explore 146 historical events and records for Germany in 1866.
Historical records for Germany in 1866
Sorted by month and day. Records with no month are shown last. Showing 26 of 146 unique records.
146Unique records
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21Named events on this page
10Named people on this page
7Places on this page
September
Annexation of Hanover
Prussian annexation legislation incorporates the Electorate of Hesse-Kassel.
Annexation of Hanover
The annexation law incorporates Hesse-Kassel into the Prussian state.
Annexation of Hesse-Kassel
The Peace of Prague confirms Prussian possession of Holstein before its provincial incorporation.
Annexation of Hesse-Kassel
The annexation law incorporates Nassau and expands Prussia's western territory.
Annexation of Nassau
The Peace of Prague confirms Prussian possession of Schleswig before its provincial incorporation.
Annexation of Nassau
The peace leaves Austrian Silesia unchanged and rejects any territorial transfer to Prussia.
Deposition of George V
George V loses his throne when Prussia formally annexes the Kingdom of Hanover.
Prussian Annexations
Bismarck directs legislation annexing Hanover, Hesse-Kassel, Nassau, Frankfurt, and other territories.
Geneva Congress
Marx is elected to the International's General Council while absent from its Geneva congress.
Other events (month unknown)
Austro Prussian War and Unification
Prussia's victory over Austria transformed the prospects for a German national state and the liberal press's political priorities.
Basel Professorship
Dilthey takes up a professorship at the University of Basel.
Budget
The new, largely conservative House is on much better terms with Bismarck than previous bodies; at the Minister Presidents request, it retroactively approved the budgets of the past four years, which had been implemented without Parliamentary conse
Budget
Raises a budget for the 1st time since 1862. Admits that the budget is unconstitutional in a bid to pacify the Liberals
Commander of First Army
Appointed Commander of the First Army
Constitution of Germany
Admits that the budget is unconstitutional in a bid to pacify the Liberals
Election
The new, largely conservative House is on much better terms with Bismarck than previous bodies; at the Minister Presidents request, it retroactively approved the budgets of the past four years, which had been implemented without Parliamentary conse. In the elections to the House of Deputies the liberals suffer a major defeat, losing their large majority
Election
The election is held during the Battle of Konigratz. Has a sufficient majority to raise an army reform budget for the 1st time in 5 yrs. Conservative victory in the chamber of 142
Foreign Secretary of Germany
Appointed Foreign Secretary
Institute of Plant Physiology (IPP)
Founds the Institute of Plant Physiology
Minister President
Appointed Minister President of Prussia
National Liberal Party
Helps found the National Liberal Party
North German Confederation
The North German Confederation had nearly 30 million inhabitants, of which eighty percent lived in Prussia
President of Germany
Appointed President of the Prussian House of Representatives
Reform of Parliament
No need to guarantee accountability of Minister's to Parliament. Gets Bill of Indemnity passed
Zollverein
The Zollverein is effectively ended in 1866 with the advent of the Austro-Prussian War
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.