This field is the subject of Book 2, Chapter 16 of
The Canadian feminist anarchist Wendy McElroy wrote a 2008 essay about the Libertarian form of this field of thought. This Catholic Church's views on this field of thought is codified in paragraph 2309 of the Catechism of the Catholic Church, as well as in a 1983 letter from the United States Conference of Catholic Bishops subtitled "God's Promise and Our Response". Rutgers professor James T. Johnson is considered the leading historian of this field, particularly of Christian and Muslim perspectives. The "post" variety of this field is associated with Brian Orend and is contrasted with its more notable "ad" and "in" varieties. Robert Keohane applied utilitarianism to this field. This field is the subject of Book 2, Chapter 16 of On the Duty of Man and Citizen by Samuel von Pufendorf, and this field is also the subject of three books by Hugo Grotius. For ten points, identify this field most closely associated with Michael Walzer, which deals with when a certain type of violent conflict is justified.
The Canadian feminist anarchist Wendy McElroy wrote a 2008 essay about the Libertarian form of this field of thought.
{Just War Theory}