Original sentence: A controversial and highly divisive individual, Lenin is viewed by supporters as a champion of socialism and the working class, while critics on both the left and right emphasize his role as founder and leader of an authoritarian regime responsible for political repression and mass killings
Edited sentence: A controversial and highly divisive individual, Lenin is viewed by supporters as a champion of socialism, the working class and international solidarity, while critics on left and right emphasize his role as founder and leader of an authoritarian government responsible for political repression, famine and mass killings of vast proportions, or even the founder of the modern totalitarian state