An unescorted migrant boat reached a beach in Kent on Saturday evening, the first recorded uncontrolled landing in Britain since December 2022, prompting an internal Home Office investigation and criticism from the opposition.

Kent Police said officers were called to a report of suspected migrants near Kingsdown, Deal, at 7:50 p.m. on Saturday, September 6. Patrols detained five people and passed them to Border Force for immigration processing, the force said.

A Home Office spokesperson declined to comment on the incident, saying an internal investigation is under way. The department has said previously that its Border Security Command — relaunched by the Labour government — tasks the UK Border Force with intercepting migrant dinghies across the Channel, with military support largely limited to surveillance.

The landing occurred on one of the busiest days for migrant crossings this year. Authorities recorded 1,096 arrivals in a single 24-hour period that day, the second time this year that crossings have exceeded 1,000 in a day and the 10th such day since 2018. Officials said a separate incident earlier the same day resulted in the death of a woman who was airlifted to shore and pronounced deceased after a small-boat incident; enquiries into that case are ongoing, Kent Police said.

The uncontrolled landing has become a focal point for the opposition. Shadow Home Secretary Chris Philp said: "We have not seen uncontrolled landings for years, until now — this is a symptom that Labour cannot even remotely control what is going on across the Channel. This is now a full-blown borders crisis." He added that the previous Conservative government's Rwanda plan, which Labour abandoned before it was due to start, had been intended to deter crossings and that its cancellation had contributed to record numbers this year, a claim Labour disputes.

Successive governments have taken a range of measures to try to limit small-boat crossings. The Conservative government appointed a Clandestine Channel Threat Commander in 2020 and ordered the Royal Navy to assist Channel patrols in 2022; the Navy was stood down eight months later when a Small Boats Operational Command was established. The Labour government has emphasised the role of a civilian Border Security Command and has used military assets primarily for surveillance. A control centre at Lydd airport in Kent oversees the deployment of Army 'Watchkeeper' drones operated by 47th Regiment Royal Artillery, according to government descriptions of the arrangements.

Border officials and ministers have repeatedly said they aim to stop uncontrolled landings, but critics point to the recent spike in crossings as evidence of operational shortfalls. Government sources say responses are coordinated between Border Force vessels, coastguard units and police, with priority given to responder safety and the recovery of people at sea.

The incidents come amid heightened political pressure on Prime Minister Keir Starmer over Channel crossings. Labour reshuffled the cabinet last week, moving former Home Secretary Yvette Cooper to the foreign affairs brief; politicians and advocacy groups have said cross-Channel migration remains a pressing and divisive domestic issue.

Authorities continue to investigate both the uncontrolled landing on the Kent beach and the earlier fatality. The Home Office has declined further comment while its internal review proceeds. Kent Police said enquiries are ongoing and asked anyone with information to contact officers.

Reporting on migration across the Channel has routinely included rapidly changing figures and multiple concurrent incidents. Officials and agencies involved in border security have urged caution on immediate attribution of cause while investigations and operational debriefs are carried out.