An inspiring collection of photos, but I'd bet it attracts little interest outside a few select, irrelevant circles. One of the most heartbreaking thing about the massacre is not just that the mass murderers who ordered it were never held responsible but that today it barely even tarnishes their reputations, while the memory of their victims has been thoroughly suppressed.
China is a vast country with mostly poor, uneducated people -- especially so in 1989.
Look at what happened in Syria. Look at the Arab spring. Is it just to kill hundreds, to prevent the slaughter of hundreds of thousands?
If the answer is no, never, I don't see how we can have states at all.