Republican split deepens over Stephen Miller's promotion to White House chief of staff

President Donald Trump announced on Nov. 6 that Stephen Miller, the White House deputy chief of staff for policy and homeland security adviser, would become his new chief of staff. The move came three days after the midterm election in which Democrats secured control of both chambers of Congress and exit polls indicated that nearly six-in-ten voters believed the administration's immigration enforcement had gone too far.

Republican lawmakers expressed criticism. Rep. Marlin Stutzman of Indiana, who called for Miller's dismissal after the vote, described the promotion as a "horrible decision." Former Border Patrol commander Greg Bovino, who had led high-profile immigration sweeps, welcomed the appointment, saying Trump had finally brought in someone who was "telling him the truth the whole time."

Democratic officials and immigrant-rights groups condemned the choice. Sen. Alex Padilla of California called Miller the architect of "the cruelest immigration policies this country has seen in modern times" and warned that Democrats would pursue subpoenas and investigations once they assume office in January.

White House spokeswoman Taylor Rogers defended Miller, crediting him with helping achieve "the most secure border in history," a decline in fentanyl overdoses and crime, and the creation of a Homeland Security Task Force that she said has "decimated dangerous cartels." She added that Miller's "dedication to making our country safer and wealthier" would serve him well as chief of staff.

The promotion has sharpened an internal GOP debate. One faction argues that aggressive mass-deportation campaigns, which have targeted tens of thousands of individuals without criminal records, cost the party Latino and independent support. The other, represented by figures like Bovino, contends that the party lost votes because it softened its approach after the Minneapolis incident, which they view as a retreat from a hard-line stance.

President Trump, in a "60 Minutes" interview aired Nov. 8, suggested his deportations "might be too tough" and hinted at possible deals for long-term residents, but he later reaffirmed, after criticism from conservative groups, that there would be no amnesty.

Miller, who has not indicated any shift in policy, praised Trump for "saving our border from annihilation" and pledged "absolute loyalty" during the announcement. Critics note that Miller has been a central figure in the administration's immigration agenda for a decade, including the travel ban, "zero tolerance" family separations, and recent efforts to limit birthright citizenship and refugee admissions.

Polls show that about 58% of voters believe immigration enforcement has gone too far, and Latino support for Republican candidates fell sharply compared with the 2024 election. Business leaders reliant on immigrant labor and immigrant-rights organizations have also criticized the appointment, arguing it could further erode the Republican coalition.

Democratic leaders, now poised to control the House and Senate, have signaled little willingness to work with Miller, with House Democratic leader Hakeem Jeffries stating he has "zero interest" in collaborating with him. The upcoming congressional investigations may intensify the partisan clash over immigration policy.