hipoteza Guggenheimski muzej Trdota nemški politik organizator uboja liebknechta gustav 1868 do 1946 nesreča govorica upanje

The German Revolution suffers its first defeat | WWI and the German Revolution | History & Theory

Spomenik Rosi Luxemburg i Karlu Liebknechtu - Antifašistički VJESNIK

Pokus o revolúciu ukončili guľky Freikorps - HistoryLab

Karl Liebknecht — Google Arts & Culture