Why were the 13 colonies given more autonomy or independence than the
British would have liked?

Their aim was to extract resources not change the government system.

Explanation:

The 13 colonies given more autonomy or independence because the British did not come to make a democratic system in the colonies, their aim was to extract resources such as timber that has a market in European countries. They allowed the people of every colony to make self government. So that's why the British given more autonomy to 13 colonies of new world.

fertile good for trade etc

earthquake fault lines