On the 15th January 1919, Rosa Luxemburg and Karl Liebknecht were killed by members of the Freikorps.
10th December 1799: France adopts the metric system for weights and measures
10th December 2017
The USSR and seven other European countries signed the Treaty of Friendship, Cooperation, and Mutual Assistance better known as the Warsaw Pact.
Giacomo Matteotti, an Italian socialist politician, was kidnapped and then murdered by members of the Fascist party.
11th November 1918: WW1 Armistice of Compiègne is signed
11th November 2018
9th November 1989: East Germany opens the Berlin Wall
9th November 2017