Plekhanov made a elemental study on the religion problems and put forward the religions sense based on historical materialism , and Lenin made a study on the religions problems during the process of establishing Bolshevik party.

• 普列汉诺夫对宗教问题进行了初步研究，提出了历史唯物主义的宗教观，列宁在建立布尔什维克党的过程中对宗教问题做了研究。