- 1801 – Birth of publisher Karl Baedeker, founder of the Baedeker travel guides
- 1867 – Birth of mathematician Martin Kutta, known for Runge–Kutta methods
- 1900 – Birth of Adolf Dassler, founder of adidas
- 1918 – The Kiel mutiny marks the start of the German Revolution of 1918–1919
- 1801 – Birth of publisher Karl Baedeker, founder of the Baedeker travel guides
- 1867 – Birth of mathematician Martin Kutta, known for Runge–Kutta methods
- 1900 – Birth of Adolf Dassler, founder of adidas
- 1918 – The Kiel mutiny marks the start of the German Revolution of 1918–1919