In the past two decades, many state governments have enacted voter identification requirements for constituents voting in their state, requiring a photo ID or other significant proof to access a ballot. These laws were intended to prevent voter fraud and increase election security, but they also sparked national debate over whether they disenfranchised disadvantaged groups such as people living in poverty or people of color, who may not have a valid ID nor be able to obtain one.
Click here for original story, Voter ID laws mobilize voters in both parties, rather than sway election results: Study
Source: Phys.org