Sun Yat-sen proposed to forcibly unify China under centralized one-party rule, whereas Chen Jiongming opposed this idea, instead advocating for the establishment of a multi-party federal China through the implementation of inter-provincial autonomy.
Both Sun Yat-sen and Chen Jiongming had differing views on the unification of China. Sun favored a centralized one-party rule, while Chen proposed a multi-party federal system with inter-provincial autonomy.