The Purple Heart began to be awarded posthumously after this event.
- Battle of Gettysburg
- General Douglas MacArthur’s death
- Pearl Harbor attack
- Sinking of the Maine
Pearl Harbor attack. The change of policy went into effect on April 28, 1942 due to the huge losses suffered by the military on December 7, 1941.
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HistoryNet Staff (3/1/2026) Daily Quiz for June 3, 2018. HistoryNet Retrieved from https://historynet.com/quiz180603/.
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HistoryNet Staff 6/3/2018 Daily Quiz for June 3, 2018., viewed 3/1/2026,<https://historynet.com/quiz180603/>
HistoryNet Staff - Daily Quiz for June 3, 2018. [Internet]. [Accessed 3/1/2026]. Available from: https://historynet.com/quiz180603/
HistoryNet Staff. "Daily Quiz for June 3, 2018." HistoryNet Staff - Accessed 3/1/2026. https://historynet.com/quiz180603/
"Daily Quiz for June 3, 2018." HistoryNet Staff [Online]. Available: https://historynet.com/quiz180603/. [Accessed: 3/1/2026]