What are some political reasons in which the colonists have gone from considering themselves “British subjects” to seeing themselves as Americans?

he colonists wanted to be independent because they were tired of the British authorities raising taxes on the colonies while not allowing the colonists to have an equal representation in Parliament or allowing colonists to have the same rights as British subjects. Despite the colonists' talks with Britain, nothing changed,

Explanation: comment if you need more

it's not the readmission