Why did the Weimar Republic Fail?

Intro- what is the Weimar republic? how did it come into existence? what happened to Germany at the end of ww1?
Main body- each paragraph should describe the factor and then give an explanation with one or more reasons as to why that factor weakened the Weimar republic (basically how it weakened democracy in Germany)
p1- the Weimar constitution
p2-the treaty of Versailles
p3-the treats from extremists: spartacist uprising, Kapp Putsch md munich putsch
p3-hyperinflation
p6-the Ruhr
The next few paragraphs relate to the period of recovery. giviong a balanced account showing Stresemann's rule saw a number of steps forward not forgetting the steps back.
p7-economic recovery
p8-Stresemann's political stability
p9Stresemann's foreign policy.
conclusion- overall what is the biggist reason for the failure of the Weimar republic? giving reasons for your answer and for top marks identify links between factors.