(UNITED KINGDOM) — Andy Burnham emerged on June 22, 2026 as the leading candidate to replace Prime Minister Keir Starmer after Starmer’s official resignation, with immigration policy moving quickly to the center of the contest.

President Donald Trump tied Starmer’s departure directly to immigration in a Truth Social statement on June 21, 2026. “Keir Starmer will resign as Prime Minister of The United Kingdom. He failed badly on two very important subjects-IMMIGRATION AND ENERGY (OPEN NORTH SEA OIL!). I wish him well! President DJT”

U.S. agencies have not issued a specific USCIS or DHS press release on Burnham’s candidacy. At the same time, Washington’s immigration posture has hardened during the same period, creating a sharper backdrop for any change in leadership in London.

USCIS issued policy memorandum PM-602-0199 on May 22, 2026, asserting that “Adjustment of Status” is a “matter of discretion and administrative grace” and not a guaranteed benefit. That shift has raised uncertainty for UK nationals in the United States who are seeking Green Cards.

During a briefing on June 11, 2026 about new restrictive rules for Employment Authorization Documents, a DHS spokesperson said the administration is “restoring integrity to the system” and targeting “meritless applications” globally. DHS, under Secretary Markwayne Mullin, has been carrying out what the source described as a hard-line enforcement agenda.

Burnham, the former Mayor of Greater Manchester, has adjusted his own immigration message as he prepared for a leadership bid. His current position stresses control and restraint more than his earlier approach did.

On the campaign trail in June 2026, Burnham said UK net migration must “fall further.” He has also moved away from earlier calls to abolish the “No Recourse to Public Funds” policy, usually known as NRPF.

A spokesperson for Burnham said on May 28, 2026: “Andy’s been very clear that he recognises that towns across this country want an immigration system to be fair and they want to know that the government has control-and it is right to pursue root and branch reform.”

Burnham has also indicated support for Home Secretary Shabana Mahmood’s plan to lengthen the qualifying period for Indefinite Leave to Remain, or ILR. He described that step as necessary for “meaningful integration.”

That mix places Burnham closer to a tougher migration line than some of his earlier positions suggested. It also aligns him more closely with parts of the Home Office agenda already in motion at the end of the Starmer era.

The shift matters beyond Westminster because both sides of the Atlantic have changed travel and immigration rules in recent months. U.S. citizens entering Britain now face a stricter entry system, while UK nationals in America face added scrutiny in immigration processing.

Effective February 25, 2026, all U.S. citizens require an Electronic Travel Authorisation, or ETA, to enter the United Kingdom. That requirement is expected to remain in place under Burnham.

UK nationals in the United States face tighter review under USCIS guidance issued in June 2026. The changes may require some applicants to return to the UK for consular processing of Green Cards instead of adjusting status inside the United States.

Britain has also kept another control measure in place. Since March 26, 2026, the UK has operated a “Visa Brake” for certain nationalities, and Burnham has signaled that he will maintain it to manage migration flows.

Any reset in U.S.-UK relations would unfold inside that harder immigration climate. The Starmer government had come to be seen as increasingly at odds with the Trump administration on immigration and energy, and Burnham is expected to seek a reset in the broader partnership.

That expectation sits alongside strains already visible in the political relationship. Trump’s statement followed the Peter Mandelson scandal, in which Starmer’s appointed ambassador to the United States faced criminal investigations over historical ties to Jeffrey Epstein.

Immigration policy now stands as one of the clearest tests of how Burnham would govern if he becomes Prime Minister. His recent statements point to lower migration, retention of NRPF, support for a longer ILR route, and continuation of the Visa Brake.

People tracking the U.S. side of the policy shift can monitor the USCIS Newsroom for May and June 2026 policy memoranda and the DHS Press Office for enforcement updates. Travel advisories and ETA information appear through the U.S. Embassy in the UK, while Home Office policy changes appear through the UK Government.

Burnham has not yet entered Downing Street, but the immigration lines around his expected leadership are already visible. In London and Washington alike, the direction of travel is tighter control.