The withdrawal allowed Germany to make great gains on the Western Front.
The main reason why the feudal system probably would not have developed if the Roman Empire continued is because "A strong military would have been in place to protect people from invaders" since this is how the Romans kept peace in the past.
Hernando de Soto discovered the Mississippi River in 1541. Hope this helps! :)
Answer: A primary group is typically a small social group whose members share close, personal, enduring relationships.
Explanation: