From 1982 to 1986, Wu Jianmin served in the
People's Liberation Army Navy. He began studying at the Jiangsu Institute of Commercial Management Cadres in 1987. In 1989, Wu participated in the student-led
democracy movement and was elected as a leader. He organized and led the
1989 Tiananmen Square protests at many Nanjing universities. On the morning of June 1, Wu led a student procession of about 10,000 people from
Gulou square in Nanjing to support the Tiananmen Square protests. On June 4, the student procession led by Wu went to a small town called Zhang Baling in
Chuzhou in
Anhui Province. He was sent back to Nanjing by the
Chinese Communist Party (CCP). After the June 4th movement, he formed a political party called the China Democracy Front, and served as the chairman. In the summer of 1990, when the first issue of the China Democracy Front magazine was published, he was found by the Nanjing
Public Security Bureau. ==Imprisonment==