General Guiding Tactical Principles in the National United Front against Japanese Aggression Revolution in China and Tasks of the Comintern South Anhui Incident Comprehensive Development of Military and Civilian Integration Construction of Institutionalization for Ecological Civilization Marxist Outlook on Development Conception of Dialectical Negation Peng Zhen (1902-1997) Socialism: Utopian and Scientific "Three-Step" Development Strategy