References
Videos for further learning
The understanding of Prussian History is essential to fully comprehend the Germanic Unification and the two World Wars of the 20th century.
The Franco-Prussian War
Imperialism and Industrialization
The Imperialism
The Spanish-American War
The Franco Prussian War
https://en.wikipedia.org/wiki/Causes_of_the_Franco-Prussian_War
https://www.historyextra.com/period/victorian/franco-prussian-war-europe-nightmare-consequences/
Why Would Modern Military Commanders Study the Franco‐Prussian War?
Colonel John G. Lorimer British Army
Prussian Education System
Paris Commune
Auguste Kerckhoffs
The Right to Privacy
Samuel Warren and Louis Brandeis
The Age of Imperialism
1898 Spanish-American War – The media war
https://www.history.com/news/spanish-american-war-yellow-journalism-hearst-pulitzer