Why do some dictatorships adopt some of the features of democratic government

A few reasons include-
Minimizing chances of civil war
Taking a step toward changing into a democracy
To try and draw less attention from foreign democratic countries
Trying to make the government more acceptable to it's people (Countries that incorporate socialistic movement for example China and Vietnam)

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.