Pictures from 100th anniversary celebrations of China's Communist Party

Participants wave national and party flags as balloons are released at the end of the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

Military band members rehearse before the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

A screen shows an image of the Chinese Communist Party flag before the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

Performers wave national and party flags as they rehearse before the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

Military band members practice before the event marking the 100th founding anniversary of the Communist Party of China, in front of a portrait of late Chinese chairman Mao Zedong on Tiananmen Square in Beijing, China.

Military aircraft fly in formation past a red flag at the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

Military band members rehearse before the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

Military band members rehearse before the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

Military aircraft fly in formation at the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.

Performers wave national and party flags as they rehearse before the event marking the 100th founding anniversary of the Communist Party of China, on Tiananmen Square in Beijing, China.