Because of its military roots , it could only be called into session by a magistrate holding imperium .
By the middle Republic , the connection between voting power and military service had long ceased , turning into a system to suppress the voting power of the poor .
Because of Republic 's military roots , Republic could only be called into session by a magistrate holding imperium .
By the middle Republic , the connection between voting power and military service had long ceased , turning into a system to suppress the voting power of the poor .