How & Why was the west settled and What impact did this have for various social groups ? -PLEASE HELP

After the French and Indian war the king of England promised the people that fought the land west of the Ohio river valley but after the war the king was broke and could not afford to send soldiers to protect the colonist but the colonists went anyways

julius caesar turned the roman republic into the roman empire by coming in and taking the "dictator" role during the time of a civil war (elites vs lower classes) winning battles and reputation, then declaring him dictator for life

hope this : )

a was not the right answer