Answer:
The Tuskegee Airmen carried an extra burden into battle. They felt that they had to prove that African Americans could fly warplanes successfully against a determined and powerful enemy.
Answer:
The Vikings undertook extensive trade and built a trade network that eventually covered all of modern Europe, Russia, the Middle East, Northern India, and even China. ... This led to the creation of international markets and trading across the "known world" of the time.
Explanation:
Your answer is:
Egyptian hieroglyphs were the formal writing system used in Ancient Egypt.