"I encourage the federal courts to do their constitutional duty and thwart this latest attempt to abuse presidential power to pervert free and clean elections," he added. "The only people with an interest in preventing voter ID are people engaged in voter fraud."

Attorney General Eric HolderEric Himpton HolderHouse easily passes prison reform bill backed by Trump On Trump and DOJ, both liberals and conservatives are missing the point Holder: DOJ, FBI should reject Trump's requests MORE said Thursday that he would take legal action to block a Texas law that requires voters to show some form of identification. Holder said the suit was an attempt to ensure that states don't take advantage of the recent Supreme Court decision invalidating a portion of the Voting Rights Act.

Republicans broadly criticized the decision, and Texas's two Senate Republicans charged the administration with filing a suit for political reasons, not reasons related to protecting voter rights.