From Wiles to Miller: Trump’s White House Takes a Harder Turn After Midterm Defeat

US President Donald Trump has announced that Stephen Miller will replace Susie Wiles as White House Chief of Staff, days after Republicans lost control of Congress in the midterm elections. Miller is a longtime adviser to Trump, who has previously served as White House Deputy Chief of Staff for Policy and Homeland Security Adviser. Miller’s promotion may signal a burst of executive action during the final two years of Mr Trump’s presidency. He is described as a “dogged defender” of the President and his “America First” principles, with a deep understanding of presidential executive power and the workings of the federal government.

Ms Wiles served as White House chief of staff, and was the first woman to hold the position and Trump’s longest-serving chief of staff; she submitted her resignation Thursday (November 5) night, according to AP. Trump praised Wiles on his social media site and said she would continue working for his political organisation. He reportedly joined Mr Trump’s long-shot 2016 presidential campaign as a speechwriter, having previously worked as a Senate aide to former senator Jeff Sessions, Republican of Alabama, who later served as Trump’s attorney general. He also served as homeland security adviser, coordinating with agencies across government, and played a major role in the administration’s anti-fraud task force targeting benefit programmes.

However, immigration policy, the issue most closely associated with Mr Miller, proved to be a significant liability for the Republicans in the election. A midterm Voter Poll found that about six in 10 voters said the administration’s immigration enforcement actions had gone too far, reports AP, and that they “somewhat” or “strongly” disapproved of how Immigration and Customs Enforcement had handled its responsibilities.

Representative Robert Garcia, Democrat of California, who is set to become chairman of the House Oversight Committee, criticised this appointment.“Just days after the American people rejected his corrupt and lawless presidency, Donald Trump is doubling down,” Mr Garcia said, according to AP. “Stephen Miller is the architect of the unconstitutional ICE raids that have terrorised our communities and kidnapped and killed American citizens and immigrant families.” Garcia added that Stephen Miller should "lawyer up.”

Wiles’s departure

Susie Wiles, 69, was a longstanding adviser to Mr Trump who is believed to have brought discipline to his political operation. She too reportedly joined his team during the 2016 campaign to run his effort in Florida, repeated the role in 2020 and oversaw the entire 50-state campaign in 2024.

Often described by Mr Trump as the “Ice Maiden”, Wiles was credited with steering what was often regarded as the most disciplined of his three presidential campaigns. Mr Trump himself has said he was frequently told that Wiles led his “best-run campaign”. She was the second woman to lead a Trump presidential campaign to victory, although she never formally adopted the title of campaign manager.

In a social media post following Mr Trump’s announcement, Ms Wiles said that serving him in the White House had been “the honour of a lifetime”.

Today is my last day as White House Chief of Staff. Serving President Trump in the White House has been the honor of a lifetime. I’m so proud to have been a part of what we’ve accomplished together from securing our border and cutting taxes to strengthening our economy and putting America First. More than anything, I’m grateful for the extraordinary people I’ve had the privilege of working alongside. While my role may be changing, my commitment to the President and the mission never will.

— Susie Wiles (@SusieWiles47) November 6, 2026

Controversies Before Wiles' Departure

Wiles’ departure came months after she said she no longer showed evidence of breast cancer following months of treatment. She publicly disclosed her diagnosis in March 2026 and later said her pathology results had come back clear, as per several reports.

Her tenure was also marked by unusual candour. In December 2025, Vanity Fair published interviews in which she had said that Trump had an “alcoholic’s personality”, although the President reportedly does not drink, and said then-Attorney General Pam Bondi had “whiffed” in handling the Jeffrey Epstein files. She also said Vice-President JD Vance had been a “conspiracy theorist for about a decade”.

The US President and other administration aides defended Ms Wiles after the interviews. She criticised Vanity Fair for publishing what she called a “disingenuously framed hit piece”, although she did not deny making the comments.

A Veteran Operative

Before joining Trump, Wiles built a long career in Republican politics. She ran Senator Rick Scott’s successful 2010 campaign for Florida governor, briefly managed former Utah governor Jon Huntsman’s 2012 presidential campaign and spearheaded Ron DeSantis’s successful 2018 gubernatorial campaign.

She also worked in the offices of former Jacksonville mayors John Delaney and John Peyton, held her first White House role as a scheduler for President Ronald Reagan and later worked as a lobbyist, including as a partner at the Florida-based firm Ballard Partners.

Mr Miller’s appointment now places one of Mr Trump’s most influential and controversial advisers at the centre of the West Wing, as the President enters the final two years of his term with Democrats set to control Congress.