This seems like more of a personal thing, i can give you some guidance: let's say you believe strongly in a specific political or philosophical view point. when someone breaks this viewpoint how does that make you feel? hope that helps
"Keep," this is because the adverb always modifies the verb, and a verb is a action, and keeping is an action.
Because the British had many more people than they did. and the colonists were being taxed without representation