He intended to break this man's resistance; to force a confession.
The police tried to force a confession from him.
So far, his torture sessions had failed to force a confession.
It wouldn't surprise me if they were trying to force confessions out of people.
It's not your job to force a confession from this colonel.
Moreover, the investigation must be to determine ownership of the property, not to force a confession.
Alain then goes to Claire's and forces a confession from her.
The basic idea was to force confessions, which were required under the criminal code of the day in order to convict.
They have also accused government investigators of forcing a misleading confession from him.
To force a confession, I'd have to punish him.