How did totalitarian governments of the mid-20th century repress basic freedoms and dominate many aspects of daily life during the course of the conflicts (WWII) and beyond?

What role did mazzini play in italian unification? a.) he dreamed of a united italy and took the first steps to achieving it. b.) he conquered the southern part of italy, including sicily. c.) he was the first leader of a united italy. d.) he was assassinated by the french government, making him a martyr.