After Prisoner Exchange with Iran, US Imposes Limited Sanctions

sanction – n. an action that is taken or an order that is given to force a country to obey international laws by limiting or stopping trade with that country, by not allowing economic aid for that country, etc. (usually plural)

condition – n. something that you must do or accept in order for something to happen

access – n. permission or the right to enter, get near, or make use of something or to have contact with someone (usually + to)

vigorous – adj. done with great force and energy

vigilant – adj. carefully noticing problems or signs of danger