What was the name of the letter
that told the U. S. to stay away
from Cuba?

the hyksos invasion. the hyksos were able to attack egypt successfully because of their skills in using bronze weapons, composite bows and the use of the horse and chariot during the invasion. although the egyptians depict a barbarian-type overthrow, the truth is the seizure was likely a relatively peaceful one.

it affected it because the kingdoms (with trade) slowly got richer and richer.

the answer is they believed george iii would never give them their freedom.

because it took place after the war of 1812 had come to an end.