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Exclusive: Rubio replaces top US diplomat for Europe with former Senate staffer, consultant

U.S. Secretary of State Marco Rubio attends a meeting of the Eradicating Anti-Christian Bias Task Force at the Justice Department in Washington, D.C., U.S., April 22, 2025. REUTERS/Ken Cedeno/File Photo

Rubio Appoints Business Consultant as Top U.S. Diplomat for Europe Amid Key Foreign Policy Shifts

April 25, 2025 — Washington


New Appointment Signals Shift in State Department Leadership

U.S. Secretary of State Marco Rubio has appointed Brendan Hanrahan, a former member of his Senate staff with a background in business consulting, as the State Department’s most senior official for European affairs. The announcement was made in an internal email to department staff on Friday, a copy of which was reviewed by Reuters. Two State Department officials also confirmed the appointment.

The personnel change occurs during a critical phase in U.S. engagement with Europe, as President Donald Trump pursues controversial initiatives including plans to acquire Greenland, heightened pressure on NATO allies, and an aggressive effort to broker a resolution to Russia’s ongoing war in Ukraine.

The transition comes as part of a broader Trump administration initiative to restructure the State Department to ensure alignment with the president’s “America First” foreign policy priorities.


Uncertainty Surrounds Hanrahan’s Qualifications and Role

Brendan Hanrahan will assume the title of Senior Bureau Official (SBO) for the Bureau of European and Eurasian Affairs — a role typically held in an acting capacity pending a Senate-confirmed Assistant Secretary. It remains unclear whether Hanrahan’s appointment is temporary or intended for a longer-term period.

In an internal message to staff, outgoing SBO Louis Bono, a career diplomat, wrote that Hanrahan’s experience in the private sector and the U.S. Senate made him “well poised to lead the bureau through the reorganization and to successfully advance the Secretary’s agenda throughout Europe and beyond.”

However, details regarding Hanrahan’s specific responsibilities in Rubio’s Senate office and the extent of his foreign policy experience remain unknown. Two State Department officials voiced concern over what they described as Hanrahan’s apparent lack of direct diplomatic experience, particularly given the complexity of the U.S.-Europe portfolio.


Background in Business and Consulting

Prior to his new appointment, Hanrahan worked in the private equity division at Bain Capital, joining the firm in 2017. According to a biography that was formerly available on the company’s website — now removed but archived by the Wayback Machine — he previously served as a consultant at McKinsey & Company.

His LinkedIn profile, which previously listed his position at Bain Capital, was taken offline on Friday following reports of his appointment.

A senior State Department official defended the decision, describing Hanrahan as “a talented and proven professional” with “immense experience in the private sector carrying out commercial diplomacy.” The official, who spoke on condition of anonymity, said Hanrahan would bring “an important economic perspective” to the role and support the administration’s regional agenda.


Strategic Importance of the Role

The position of Senior Bureau Official for European and Eurasian Affairs is pivotal, particularly given ongoing U.S. engagement with Ukraine and Russia. Since Russia’s full-scale invasion of Ukraine in February 2022, officials in this role have been central to shaping U.S. diplomacy across Europe and coordinating responses to Moscow’s actions.

Traditionally, this position has been held by Senate-confirmed diplomats with extensive experience in international affairs.

Concerns have emerged among some European allies that Russia may be exploiting the relative inexperience of key figures within the current U.S. negotiation team. Those concerns have been amplified by the ongoing role of real estate executive Steve Witkoff — a close Trump associate with no prior diplomatic background — who has made multiple trips to Moscow to represent the U.S. in high-level discussions with Russian President Vladimir Putin.


Wider Context: Shifting U.S. Foreign Policy

Since taking office in January, President Trump has reoriented U.S. foreign policy priorities, encouraging Ukraine to agree to a ceasefire and scaling back measures imposed by the previous administration against Russia. Trump’s stated objective of ending the war in Ukraine has prompted rapid and sometimes controversial diplomatic maneuvering, drawing scrutiny from European partners and foreign policy observers.

The appointment of Hanrahan — alongside the prominent role given to Witkoff — underscores the administration’s unconventional approach to diplomacy, particularly in sensitive geopolitical areas.

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