论孙洪伊辛亥革命后的宪政思想与实践

Study of Sun Hongyi＇s Constitutional Thought and Practice after the Revolution of 1911

孙洪伊是辛亥革命后活跃的宪政活动家，为反袁护国和护法斗争做出了贡献。通过对共和宪政的探索与实践，他完成了由温和立宪派到革命派的转变，成为民主派中一风云人物。这一转变是其宪政追求合乎逻辑发展的结果，符合时代发展潮流，具有爱国进步性。

Sun Hongyi was an activist believing in eonstitutionalism after the Revolution of 1911. He made contribution to opposing to Yuan shikai and to supporting the war of protecting constitution. Through thinking and pratising on constitutionalism, he finished transformation from moderate to radical, and became a well- known person in the democratic party. The transformation was the logical outcome, which kept up with the trend of the times and had patriotic character.