Following former President Donald Trump's arraignment and not guilty plea to 37 federal felony charges related to classified documents, prominent Republican figures have voiced strong reactions. The arraignment, which took place on Tuesday, sparked widespread condemnation from GOP members who see the charges as politically motivated.

Rep. Elise Stefanik characterized the event as a "dark day" for the nation, accusing the Biden administration of weaponizing the federal government against Trump, his primary political rival in the upcoming 2024 presidential election. Stefanik emphasized the principle of equal justice, alleging a double standard in the application of law based on political affiliation. She urged unity behind Trump's campaign, framing it as a fight to restore the rule of law and safeguard the republic.

Rep. Nancy Mace echoed these concerns, expressing alarm at what she perceives as the dangerous precedent of a sitting president using the Department of Justice to target a political opponent. She called for bipartisan recognition of the gravity of this situation.

Former President Donald Trump departs Miami International Airport on June 13, 2023, following his arraignment. (AP Photo/Alex Brandon)

South Carolina Governor Henry McMaster described Tuesday as a "troubling day," suggesting that opposition to Trump had crossed a line. Other prominent Republicans, including Rep. Matt Gaetz and Rep. Jim Jordan, also expressed their unwavering support for the former president on social media. Gaetz declared, "I STAND WITH PRESIDENT TRUMP!" while Jordan asserted that the "Swamp" fears Trump, motivating their efforts to obstruct him.

Former President Donald Trump acknowledges supporters at Versailles restaurant in Miami on June 13, 2023, after appearing in federal court. (AP Photo/Alex Brandon)

A courtroom sketch depicts former President Donald Trump with his legal team during his arraignment in Miami on June 13, 2023. (William J. Hennessy Jr.)

Trump's not guilty plea addresses 37 charges, including willful retention of national defense information, conspiracy to obstruct justice, and making false statements. This unprecedented event marks the first time a former U.S. president has faced federal criminal charges.