The fall of the roman empire decentralized europe, their strong government was replaced with loose knit kings and princes. The armys were weaker, trade and education collapsed aswell plunging europe into the dark ages.
28. One cause of ww1 is the assassination of the archduke Fran Ferdinand.
The second cause is Austria-Hungary threatens war on Serbia
29. Trench warfare
30. Germany has to pay 33billon in reparations
Germany has to take full responsibility for the war
Simon Bolivar. He is the one referred to as "The Liberator ". Hope this helps