1. to involve in conflict.
example: The small nation embroiled its neighbor in a dispute over boundary lines.
example: Don’t embroil me in your squabbles!
2. to confuse or complicate.
example: During the Reign of Terror which began in 1792, he behaved with an energy and an intrepidity honorable to him as a man; in general, however, his course tended to embroil and not to guard American interests. (Henry Jones Ford, Washington and his colleagues; a chronicle of the rise and fall of federalism)