It has been 25 years since massive protests in Beijing and other Chinese cities, and China's crackdown on the pro-democracy demonstrations in Tiananmen Square.
The Crackdown in Tiananmen Square

1
A man stands alone to block a line of tanks heading east on Beijing's Cangan Blvd. in Tiananmen Square, June 5, 1989.

2
The bodies of dead civilians lie among mangled bicycles near Beijing's Tiananmen Square, June 4, 1989.

3
A blood-covered protester holds a Chinese soldier's helmet following violent clashes with military forces during pro-democracy demonstrations in Beijing's Tiananmen Square, June 4, 1989.

4
Pro-democracy demonstrators pitch tents in Beijing's Tiananmen Square before their protests were crushed by the People's Liberation Army on June 3, 1989.