
The Thomistic Institute Drone Warfare and Just War Theory: Aquinas on the Virtuous Use of Violence I Prof. Michael Krom
Aug 27, 2025
In this insightful discussion, Professor Michael Krom from Saint Vincent College delves into the complex ethics of drone warfare through the lens of Aquinas’s just war theory. He emphasizes the importance of moral principles like discrimination and proportionality while critiquing the reliance on artificial intelligence in combat. Krom argues for the primacy of human judgment in warfare, underscoring that justice and love should guide violent actions, especially in protecting the vulnerable. His perspectives challenge listeners to reconsider how technology intersects with morality.
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Discrimination And Proportionality Defined
- Ius in bello requires discrimination and proportionality when fighting.
- Only combatants may be targeted and civilian harm must be the least necessary to achieve peace.
Applying Double Effect In War
- Double effect lets foreseen civilian harm be permissible only if unintended and proportionate.
- The side effect must not be a means and requires a gravely proportionate reason.
Predator Strike Delayed For Children
- A Predator pilot delayed firing five minutes because children surrounded the target and they later moved indoors.
- The crew killed the al-Qaeda commander without civilian casualties after waiting.



