Allies warn Italian citizens of upcoming attack on Monte Cassino during World War II

Supreme Commander General Dwight D. Eisenhower conveyed a significant message emphasizing the value of human life over the preservation of famous buildings during wartime. He stated that if a choice had to be made between destroying a building and risking soldiers' lives, the lives of the soldiers were of greater importance, and the building should be sacrificed.

How does Eisenhower's message reflect the priorities of military leadership?

What does the phrase 'the building must go' imply about Eisenhower's decision-making process?