Do you know how many parties had members in the parliament of the Weimar Republic when Hitler was named Chancellor?
I learned in school – not sure if this part is entirely accurate but its an interesting idea anyway – that this situation was precisely why there is a ~5% of votes, lower barrier for parties sending representatives in many modern European democracies.
https://en.wikipedia.org/wiki/Electoral_threshold
Trying to remember what i learned in history here, i hope i get at least most of it right: