<span>Abu'l-Fath Jalal-ud-din Muhammad Akbar (Ackbar literally meaning "the great"), was the third reigning Mughal emperor who reigned from 1556 to 1605.</span>
Answer:
He is remembered for his role in the Civil War as a leader, and preserving the union during this. He also began the process that led to the end of slavery in the United States.
Explanation:
Insuring domestic tranquility is simply meaning they are keeping the peace within the country, city, town, or state. Mainly to keep things like the civil war, ww1, ww2, and the cold war from happening again.
Visigoths - Greeks never sacked Rome, Huns were defeated/negotiated with - they never sacked cities in Italy and the "Aryans" were not a country. The Visigoths sacked Rome in 410, then moved through Iberia and ended up in North Africa.