Are you asking what explains it or which as in you should've added multiple choice answers to choose from....
Christopher Columbus is the explorer who is credited for discovering America. Of course, there were already people living in America at the time who we call Native Americans. There even was a European, Leif Ericsson, who had been to the Americas before. However, it was Columbus' voyage that started the exploration and colonization of the Americas.
I believe they traded oil
Answer:
Hey dont take this answer as the full answer but I do have some input. The colonists were mad with the British for the taxes due to lack of colonist representation in parlament. I do not know if the war taxes thing is true or not but I was just giving some info that I remember from doing us history several years ago.