Q 01/05

Which unit of an Imperial Roman legion was typically double-strength and carried the eagle standard?

A) First Cohort

B) Tenth Cohort

C) Praetorian Cohort

D) Auxiliary Cohort

Answer · why

A) First Cohort

The first cohort of a Roman legion was often organized to be larger than others, typically double-strength, and was given the prestigious role of safe...

Q 02/05

In what year was the Battle of Thermopylae fought?

A) 490 BC

B) 480 BC

C) 431 BC

D) 371 BC

Answer · why

B) 480 BC

The Battle of Thermopylae was fought in 480 BC during Xerxes I's invasion of Greece; the Persian fleet was beaten at Salamis later that same year.

Q 03/05

The earliest known crossbows were invented in which civilization?

A) Rome

B) Egypt

C) China

D) Persia

Answer · why

C) China

China had crossbows by the first millennium BC, and the terracotta army of the first emperor was buried with them; examples date back to the 7th centu...

Q 04/05

What was the code name for Nazi Germany's invasion of the Soviet Union during World War II?

A) Operation Barbarossa

B) Operation Sea Lion

C) Operation Torch

D) Operation Overlord

Answer · why

A) Operation Barbarossa

Operation Barbarossa, launched on 22 June 1941, was the largest invasion in history and is named for a crusading medieval German emperor, Frederick Ba...

Q 05/05

Since the Space Force was added in 2019, how many branches make up the US Armed Forces?

A) Four

B) Five

C) Six

D) Seven

Answer · why

C) Six

Since the Space Force was created in 2019, the six branches of the United States Armed Forces are the Army, Marine Corps, Navy, Air Force, Space Force...