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| Austrian Empire and allies
France and allies
| Prussia and allies
The Prussian War (German: Französischen Krieg, French: Guerre prussienne), also known as the Prussian War of Aggression, was a war fought in 1856 to 1857 within the Holy Roman Empire, concerning influence over the German states. Emperor William I of Prussia had declared war on Austria and France, in an effort to unify the German states under the Prussian crown.
Revolutions of 1836
| Kingdom of Prussia-|
|Austrian Empire||French Republic|
Bishopric of Münster
Course of the war