Because its one of the best countries in the world
Answer:
Main reasons were good strategy of Continental Army and help that France provided to Patriots during the war.
Explanation:
When the war started Britain had its soldiers located in the colonies, that were later supported by new troops that arrived. Still, we need to have in mind that it was practically impossible to provide new troops, resources, provisions in short notice, as they needed to come from Europe.
On the other side, it is important to add that after the battle of Saratoga, France started supporting Patriots with army, supplies, even with money.
There were of course several people who held this view, but perhaps the most prominent was Woodrow Wilson, the President of the United States, who pushed for a much more secure Europe after WWI to prevent such things from happening again.
Guarantee people certain rights, and hold authority (King John) to certain rules.
Answer:
Great Britain had the most colonial territory.