When former Chinese Communist Party boss Zhao Ziyang died four years ago, the only news published in China was a two-line statement on Xinhua, the state news agency.
The Beijing authorities were afraid the death of the leader ousted for opposing the violent crushing of demonstrators in 1989 would re-open debate about the Tiananmen killings.
Mr Zhao has not been easy to silence, however. Just weeks before the 20th anniversary of the crackdown, his secret memoirs are about to be published, based on 20 tape recordings that friends and associates managed to smuggle out of the country.
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