The effect of the Moscow trials is difficult to gauge from the immediate reaction.
Later some of the sentenced persons were witnesses in Moscow trials.
In 1936 he appeared as a witness in the first Moscow trial.
One of his major essays deals with the Moscow Trials.
The victims of the Moscow Trials were not rehabilitated until 1988.
In one such piece, he expressed alarm about the outcome of the Moscow Trials.
Its conclusions asserted the innocence of all those condemned in the Moscow Trials.
However, the Moscow trials were generally viewed negatively by most Western observers including many liberals.
He was particularly critical of the Moscow Trials.
"I can only be grateful," he continues, "the archives haven't yielded my old friend's rationalization for the Moscow trials."