Trump Appoints Stephen Miller as White House Chief of Staff Following Midterm Elections

President Donald Trump has appointed Stephen Miller as White House chief of staff, elevating a core policy adviser to the administration's top unelected post following the 2026 midterm elections in which the Democratic Party secured majorities in both the House of Representatives and the Senate.

Miller, who previously served as deputy chief of staff, succeeds Susie Wiles in leading executive branch operations. He has served as a central strategist behind the administration's immigration policies, border enforcement objectives, and executive order development over the past two years, during which the White House issued 292 executive directives.

The leadership transition occurs directly after midterm election results shifted legislative control of both congressional chambers to Democrats. The shift establishes divided government in Washington, ending two years of unified Republican governance that facilitated legislative packages such as the One Big Beautiful Bill Act, which expanded funding for immigration enforcement.

The elevation of Miller signals that the executive branch will maintain its established policy trajectory through unilateral administrative measures. The administration has frequently relied on executive authority across trade tariffs, departmental budgeting, and border agency directives, setting enforcement quotas for Immigration and Customs Enforcement.

Democratic leaders have indicated they will utilize committee gavels to initiate oversight inquiries into executive actions, federal spending allocations, and agency governance. Conservative legal scholars and administration officials maintain that broad presidential authority is essential to fulfill statutory responsibilities and national security objectives.