Purple Hearts Awarded To Mother Of The Fighting Sullivan Brothers

The transcript recounts the tragic story of Thomas Sullivan and her husband, who lost their five sons in action during a cruise at Juno. Rear Admiral Woodward honors their sacrifice by presenting five Purple Heart medals, symbolizing the ultimate sacrifice made by their sons: George Francis, Joseph Madison, and Albert Sullivan.

What does the phrase 'supreme sacrifice' refer to in the context of the text?

List the names of the five boys who were mentioned in the text.