The priority of peace fundamentally grounds Augustine’s just war theory. Pacifism is not incidental but essential to it.

When President Trump and G.O.P. leaders denounced the pope’s comments about the U.S. attack on Iran, they touched off a religious debate over what is and isn’t a “just war.” ...

President Donald Trump and Pete Hegseth speak often of Christianity—but they seem to have no interest in its vision for just warfare. But even if peace comes that soon, American Christians can’t ...

Add Yahoo as a preferred source to see more of our stories on Google. Eliza Anderson, Deseret News / Source: Anadolu, Getty Images Even as modern warfare becomes more technologically advanced, with ...

A woman sits amid rubble outside her destroyed apartment in Tehran, Iran, March 12, 2026, following an airstrike amid the U.S.-Israeli war with Iran. Credit: OSV News/Alaa Al Marjani, Reuters “‘One of ...

Cardinal Robert McElroy, archbishop of Washington, invoked just war theory in a recent interview about the war in Iran, rightly concluding that this war failed to meet several key criteria of that ...

Following recent social media disagreements between President Donald Trump and Pope Leo XIV surrounding the Iran war, U.S. House Speaker Mike Johnson on Wednesday used the “just war theory” to defend ...

House Speaker Mike Johnson, R-La., attends a signing event for a bill blocking California's rule banning the sale of new gas-powered cars by 2035, in the East Room of the White House, Thursday, June ...

“Just war theory“ is a systematic or philosophical approach to justifying military action. It has evolved over centuries in order to evaluate governments’ acts of aggression. It was popular in ...