Because there were messages intercepted from Germany to Mexico, telling Mexico to join the war and attack the United States. I hope this helps :)
General Braddock was a tremendously trained British General who understood implicitly how to fight a war against another European army.
Braddock, however, did not know how to fight against an unconventional force.
And so, during the French and Indian War, General Braddock's greatest weakness was that he did not understand how to fight against the tactics employed by Native American fighters.
Answer:
It was extramly dangerous to travel by wagon, there was the threat of bandits, native american tribes, and Buffalo, plus added diseases and weather conditions, when the train was invented and used for civilian use after the American civil war, railways were built from the east and mid-west to the west, they were deamed more safe and it was a faster way to travel
Answer:
What do you need help with?
