Turkish Election Officials Reject Calls for Referendum Re-Vote

unauthorized – adj. without permission; not approved by officials

stamp – n. a piece of paper placed on a document

envelope – n. a paper container, often used to hold a letter

acknowledge – v. to recognize the rights or value of something

referendum – n. an event in which the citizens of a country vote for or against a proposal on a given issue

vote-stuffing – n. the custom of one person marking more than one ballot during an election