Not the British per se —— but rather the Tyrants regardless of nation of origin, flatfoot.
Paul Revere did not warn, "The British are coming!"
He warned, "The Regulars are coming out!", meaning the regular army of his own government.
The city of Boston had been occupied by military of his own government in an attempt to coerce the civilian population into obeying the laws of Parliament. At the time there was no other army to oppose them.