1925年5月30日,震惊中外的五卅运动在上海爆发,并很快席卷全国。五卅运动是中国共产党领导下的群众性反帝爱国运动,它标志着大革命高潮的到来。1925年1月,党的四大提出了无产阶级在民主革命中的领导权问题,决定加强党对工农群众运动的领导。四大以后,工人运动迅速复苏和发展。 On May 30, 1925, the May 30th Movement that stunned China and other countries broke out in Shanghai and quickly swept the country. The May 30 Movement is a mass anti-imperialist and patriotic movement under the leadership of the Chinese Communist Party. It marks the arrival of the climax of the Great Revolution. In January 1925, the party’s top four proposed the issue of proletarian leadership over the democratic revolution and decided to strengthen the party’s leadership over the worker-peasant mass movement. After the Big Four, the workers’ movement quickly recovered and developed.