Tiananmen Square destroyed, the gate. Tiananmen Square was designed and built in 1651, and has since been enlarged by four times its original size in the 1950s. Near the centre of the square stood the "Great Ming Gate", the southern gate to the Imperial City, renamed "Great Qing Gate" during the Qing dynasty, and "Gate of China" during the Republican era. Unlike the other gates in Beijing, such as the Tiananmen and the Zhengyangmen, this was a purely ceremonial gateway, with three arches but no ramparts, similar in style to the ceremonial gateways found in the Ming tombs. This gate had a
1989 Tiananmen Square protests of 17 April, three thousand PKU students marched from the campus towards Tiananmen Square, and soon nearly a thousand students from Tsinghua joined. Upon arrival, they soon joined forces with those already gathered at the Square. As its size grew, the gathering gradually evolved into a protest, as students began to draft a list of pleas and suggestions (Seven Demands) for the government: On the morning of 18 April, students remained in the Square. Some gathered around the Monument to the People's Heroes singing patriotic songs and listening to impromptu speeches by student organizers, others gathered at the Great Hall.