A trolley is running down the tracks and going to kill five people.
You can switch it to another track where it will only kill one person.
What is the right thing to do?
It's the theory of when, and under what conditions a war can be considered 'acceptable'.
Learn about the history of the theory of Just War, from the ancient Greeks right through to the present day.
He was the creator of utilitarianism, a philosophical framework for how societies should be structured, based on the greatest happiness for the greatest number of people.
Learn about the fascinating life of this interesting character, how this theory impacted the law, and how he was true to his beliefs even in death.