Letter 185: A Letter of Augustine to Boniface, who, as we learn from Epistle 220, was Tribune, and afterwards Count in Africa. In it Augustine shows that the heresy of the Donatists has nothing in common with that of Arius; and points out the moderation with which it was possible to recall the heretics to the communion of the Church through awe of the impe...

Augustine of HippoBoniface|c. 416 AD|augustine hippo
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Barbarian peoples/invasions; Theological controversy; Imperial politics

Augustine to Boniface, greetings.

You have asked me to explain, at length, the Catholic Church's position on the correction of the Donatists. This is a subject on which I have written much and thought more, and I will try to lay it out as clearly and honestly as I can.

The Donatist schism began over a century ago, rooted in the claim that the Catholic Church had been contaminated by communion with bishops who surrendered the Scriptures during the Diocletianic persecution. Whatever merit this claim may have had in its origins — and I believe it had very little — it has long since hardened into an identity, a culture, a way of life. People are Donatists not because they have examined the evidence and found it compelling, but because their parents were Donatists, their neighbors are Donatists, and their entire social world is Donatist.

Against this entrenched identity, argument alone is insufficient. I learned this the hard way. For years, I wrote letters, proposed debates, published treatises, preached sermons. Some Donatists were persuaded. Most were not — not because the arguments were weak, but because the social pressure to remain Donatist was stronger than any argument.

This is why, reluctantly and after much internal struggle, I came to support the use of imperial authority to break the social power of the Donatist leadership — not to force belief (which is impossible) but to create conditions in which people could hear the truth without fear.

The scriptural basis for this position is the parable of the great banquet: "Compel them to come in" [Luke 14:23]. The theological basis is the distinction between coercion of the body and coercion of the soul. No one can be forced to believe. But people can be forced into a situation where belief becomes possible — where the walls of propaganda, intimidation, and social conformity that kept them in error are broken down.

I know this makes many people uncomfortable. It makes me uncomfortable. But I have seen the results. Men and women who came to the Catholic Church under pressure — angry, resentful, convinced they were being persecuted — have stayed, and have come to see that what they resisted was their own liberation.

Is this always the result? No. Some remain bitter. Some return to schism the moment the pressure lifts. The method is imperfect, as all human methods are. But the alternative — leaving millions of people trapped in a schism sustained by violence and intimidation — is worse.

This does not mean that every measure taken against the Donatists is justified. Excess must be curbed. Officials who use the laws for personal enrichment must be punished. The death penalty must never be applied. And the goal must always be reconciliation, never revenge.

I lay this before you, brother, with full awareness that history may judge me harshly for it. If I am wrong, I pray God will correct me. If I am right, I pray the correction I support will produce the fruit of genuine unity.

Farewell.

[Context: This letter is Augustine's most comprehensive defense of religious coercion — the doctrine of compelle intrare that would have such enormous consequences in Western history. Written to Count Boniface, a Roman military commander in Africa, it lays out the historical, theological, and practical arguments for using imperial force against the Donatists. The letter is simultaneously one of Augustine's most influential and most controversial works. It was cited by medieval inquisitors and by early modern persecutors of heresy. It was also cited by Augustine's defenders, who note his consistent opposition to the death penalty and his insistence that coercion must aim at reconciliation, not punishment.]

Modern English rendering for readability. See the 19th-century translation or original Latin/Greek for scholarly use.

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