If I’m right it was the population who fraught back their oppressive regime but I can’t remember exactly when or where

https://en.wikipedia.org/wiki/People’s_Liberation_Army_at_the_1989_Tiananmen_Square_protests_and_massacre#June_5–7

Nobody knows who the guy was, who the guys who brought him away were, or what he was yelling at the soldiers about.

In 1990, the CPC essentially said “We got the guy’s name from some journalists, and the name isn’t listed as dead or imprisoned so who knows if that’s the real guy and what happened”