Why did nations usually choose to create republics after the fall of multiple empires after WWI?*

Because they want democracy.

Explanation:

Nations usually choose to create republics after the fall of multiple  empires after WWI because in republic, democracy type of government is present. The people did not want monarchy where one man made all the decision of the country while in democracy, representatives runs the country which were elected by the citizens of the country. So that's why nations choose republic instead of monarchy type of government.

the ss was the main organization responsible for the genocidal murder of around six million people of european ethnic minorities, essentially jews, in the holocaust. the members of all its branches committed war crimes and crimes against humanity during the second world war (1939-1945). likewise, the ss were involved in commercial enterprises and exploited the inmates of the concentration camps as slave laborers.

the tortures and assassinations committed by the ss were the result of an ideology developed long before the armed conflict, this ideology was based on the racial supremacy of the germans over the rest.

consider an orange peel: if you want to try and lay it flat, you have to stretch it, we know exactly how things are being stretched or squashed at any given point. we have many different map projections because each has different patterns of some projections can even preserve certain features of the earth without