Tiananmen Square of National Grand Theatre in its vicinity and the expansion of the National Museum. Used as a massive meeting place since its creation, its flatness is contrasted by the 38-metre (125 ft) high Monument to the People's Heroes, and the Mausoleum of Mao Zedong. The square lies between two ancient, massive gates: the Tiananmen to the north and the Zhengyangmen (better known as Qianmen) to the south. Along the west side of the square is the Great Hall of the People. Along the east side is the National Museum of China (dedicated to Chinese history predating 1919). Chang'an Avenue, which
Defend Tiananmen Square Headquarters through student pickets and entered the square, demonstrating the inability of the pickets to resist the army. Once the crackdown began, the responsibilities of the pickets widened to include maintaining order during the square’s evacuation, as well as physically protecting the Defend Tiananmen Square Headquarters leaders, which facilitated the escape of Chai Ling, Feng Congde, Li Lu, and Wang Chaohua. Attempting to exercise effective authority, the Headquarters established a central location so that they could create security lines and be found easily. It is important to note that the intended use of these security lines differs between the English and