General Knowledge

Explanation: The DIA (Defense Intelligence Agency) is a US intelligence agency.

Explanation: The carnation is the national flower of Slovenia.

Explanation: The Rose of Sharon (mugunghwa) is the national flower of South Korea.

Explanation: Mississippi's flag historically featured 13 stars (per the given key).

Explanation: Tennessee's state flag has three white stars.

Explanation: Kitab fi Tahqiq ma li'l-Hind' was written by Al-Biruni.

Explanation: The Battle of Waterloo was fought in 1815.

Explanation: Queen Elizabeth I belonged to the Tudor dynasty.

Explanation: King John of England was forced to sign the Magna Carta.

Explanation: Jerusalem was recaptured at the end of the First Crusade (1099).