From ancient phalanxes to modern Navy SEALs, prove you're the ultimate armchair general before you get a section 8.
The U.S. Army is primarily responsible for fighting in what kind of environment?
Land
What was the name of the German cipher machine whose messages Allied codebreakers at
Enigma
Which teenage French heroine helped lift the English siege of Orléans in 1429?
Joan of Arc
What was the famous unofficial 1914 pause in fighting during World War I, when soldiers exchanged greetings and sometimes met in No Man’s Land, called?
Christmas Truce
What medieval siege engine used a heavy counterweight to hurl stones over city walls?
Trebuchet