What is the theme of "Tiananmen Poetry"?

In the fourth Five-Year Movement 1976, "Tiananmen Poetry" attracted people from all walks of life and millions of people all over the world. They don't know each other and have no unified organization and command. However, the banner of the battle is so clear, the will is so strong, and the pace is so consistent. The mystery lies in the earth-shattering performance in "Tiananmen Poetry". Love for Comrade Zhou Enlai and hatred for the Gang of Four are the main themes of "Tiananmen Poetry".