In a comprehensive study of voter fraud allegations nationwide from 2000 to 2014, number of incidents that involved someone pretending to be someone else at the polls — the kind of fraud that voter ID laws prevent: 31
Number of ballots cast during that same 14-year period: more than 1 billion
Of the few election fraud cases brought by the U.S. Justice Department between 2002 and 2005, when U.S. attorneys were under heavy pressure to pursue such prosecutions, number that would have been addressed by a voter ID requirement: 0
Number of states that have passed laws requiring voters to show some form of identification at the polls: 34
Number of states which had been subject to federal preclearance under the Voting Rights Act that announced more restrictive voter ID requirements after the U.S. Supreme Court’s Shelby v. Holder decision rolled back preclearance requirements in 2013: 7