It was the greatest dissent because huge crowd marched in anguish over the brutal slaughter of democracy followers staying in Tiananmen Square in Beijing in 1989.
It was the biggest protest since hundreds of thousands marched in outrage over the massacre of democracy activists occupying Tiananmen Square in Beijing in 1989.
They returned in 1999 after rebel raids on a neighboring Russian region and a series of deadly apartment-building bombings that were blamed on the rebels.