Answer:
Invasions by Barbarian tribes
Western Rome's collapse pins the fall on a string of military losses sustained against outside forces. Rome had tangled with Germanic tribes for centuries, but by the 300s.
7 years. from 60 bc to 53 bc
The French and Indian War began in 1754 and ended with the Treaty of Paris in 1763. The war provided Great Britain enormous territorial gains in North America, but disputes over subsequent frontier policy and paying the war's expenses led to colonial discontent, and ultimately to the American Revolution.
The Byzantine emperor would have collapsed then a new monarch would have been put into place. Byzantium required a balance between church and state, the two headed eagle, so there would have had to be a new emperor, who might have a different control over the people for the better or worse.
- <em><u>COPY PASTED EDITED</u></em>