The weimar Government constitution is put into effect (aug 11, 1919 – dec 31, 1929)
Description:
The weimar constitution is established on august 11 1919 after the events of world war. This event is political.https://www.britannica.com/place/Weimar-Republic
Added to timeline:
Date:
aug 11, 1919
dec 31, 1929
~ 10 years