Penthesilea brought in a contingent of Amazons to Troy to fight against the Greeks. Penthesilea was a queen of the Amazons from the Greek mythology. She was revered for her courage and wisdom and for her mastery in weapons. She was killed by Achilles.
Southern Secession is the event or issue that historians can gain.
They are examples of culture and ethnic deferences
The intercepted Zimmerman note and the Germans sinking the American ship, Lusitania