Answer:
it means the Leader in English
One of the most significant challenges is building an airplane had to do with "propulsion", since the technology that allowed motors to have enough energy to lift an airplane into the sky with a passenger wasn't available for most of history.
Explanation:
The Harlem Hellfighters were an African-American infantry unit in WWI who spent more time in combat than any other American unit. Despite their courage, sacrifice and dedication to their country, they returned home to face racism and segregation from their fellow countrymen.
Some of the cities that conquered during Muhammad's period were <span>Medina, Mecca, Damascus,and Baghdad,
Back then, this city were so flourished and became the center of civilization in the world due to many intellectuals that contributed greatly to the world started appearing from these regions.. By the time of His Death, the Islamic influence has spread to most of the Arabian region.</span>
