"The Stasi police knew your cat's name, his birthday, what food he liked, at what hour he sleeps, if he was a comrade..."

The Stasi had 90,000 full-time employees who were assisted by 170,000 full-time unofficial collaborators (Inoffizielle Mitarbeiter); together these made up 1 in 63 (nearly 2%) of the entire East German population. Together with these, a much larger number of occasional informers brought up the total to 1 per 6.5 persons

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