Voter suppression in the United States is various legal and illegal efforts to prevent eligible voters from exercising their right to vote. Where found, such voter suppression efforts vary by state, local government, precinct, and election. Voter suppression has historically been used for racial, economic, gender, age and disability discrimination. Before and during the American Civil War, most African-Americans had not been able to vote. After the Civil War, all African-Americans were granted voting rights, causing some Southern Democrats and former Confederate states to institute actions such as poll taxes or language tests that were ostensibly not in contradiction to the U.S. Constitution at the time, but were used to limit and suppress voting access, most notably African American commu