1921年7月,中国共产党在上海成立。党在上海为发动工人运动,宣传革命思想,著书立说,办报纸,编杂志,组织动员革命力量,开展了艰苦卓绝的革命斗争。其中既有建党初期的蓬勃发展、大革命时期的风云变幻、白色恐怖时期的不屈不挠,也有抗战时期的坚持斗争和黎明前的战斗。每一历史时期的革命斗争都在党 In July 1921, the Chinese Communist Party was established in Shanghai. In order to mobilize revolutionary forces, the party launched a labor movement in Shanghai, advocated revolutionary ideas, wrote books and editorials, made newspapers and compiled magazines, and carried out arduous revolutionary struggles. In addition to the vigorous development in the early days of founding of the party, the changes in the period of the Great Revolution and the indomitable spirit in the white terror period, the perseverance struggles in the Anti-Japanese War and the pre-dawn fighting. The revolutionary struggle in each historical period is in the party