infringed — to commit a breach or infraction of; violate or transgress: to infringe a copyright; to infringe a rule.
intervened — Simple past tense and past participle of intervene.
imposed — to lay on or set as something to be borne, endured, obeyed, fulfilled, paid, etc.: to impose taxes.
interfered — to come into opposition, as one thing with another, especially with the effect of hampering action or procedure (often followed by with): Constant distractions interfere with work.
interrupted — having an irregular or discontinuous arrangement, as of leaflets along a stem.