How many sides does the Pentagon building, headquarters of the US Department of Defense, have?
Answer5
The Pentagon is named for its five-sided shape; it also has five floors above ground.
History · Facts & stats
Military facts & stats
7 fact-checked facts about military history, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
In military 24-hour time, what is 1500 hours?
Answer3:00 p.m.
The 24-hour clock counts hours past midnight, so 1500 is 15:00, or 3:00 in the afternoon.
Going deeper
On what date did the Allied D-Day landings in Normandy take place?
AnswerJune 6, 1944
Allied forces landed on the beaches of Normandy, France, on 6 June 1944 in Operation Overlord.
Despite its name meaning 'hundred', about how many soldiers typically made up a Roman century?
Answer80
In the Roman imperial army a century usually had about 80 soldiers, led by a centurion.
The Great Wall of China was built mainly for what purpose?
AnswerDefense against raids from the north
Built and rebuilt over many centuries, the walls mainly defended against raids by nomadic peoples from the north.
Expert level
The word 'admiral' traces back to 'amir al-', meaning 'commander of', from which language?
AnswerArabic
'Admiral' comes from Arabic 'amir al-' ('commander of the'), passed into English through medieval Latin and French.
Which naval battle of 1805 saw Nelson's British fleet defeat the combined French and Spanish fleets?
AnswerBattle of Trafalgar
The Battle of Trafalgar was fought on 21 October 1805 off Cape Trafalgar on Spain's southwest coast.
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