Why did the Weimar republic fail?​

Arguably the most significant reason why the Weimar Republic failed was the onset of the Great Depression. The economic collapse of 1929 had dire effects on Germany. ... This resulted in many German voters abandoning their support for mainstream and moderate parties, choosing instead to vote for radical groups.

east-west schism. the greatest effect of the east-west schism was the creation of two separate churches that had previously been unified under one church, the eastern orthodox church and the roman catholic church.