A MAN FROM Northern Ireland has been arrested by UK police as part of investigations into the deaths of 39 people found dead in a trailer in Essex last month. 

The 23-year-old was arrested in the early hours of this morning in Beaconsfield, Buckinghamshire on suspicion of conspiracy to traffic people and conspiracy to assist unlawful immigration. 

The man was arrested by officers from Thames Valley Police on the M40 motorway between London and Oxford on behalf of Essex Police and he remains in custody. 

All 39 people found dead in the back of the lorry last month have now been identified and are Vietnamese nationals.

The victims included 30 men, seven women and two boys aged 15 and 17. 

The trailer had arrived into the UK via a ferry from Zeebrugge, Belgium.

The driver of the lorry, Maurice Robinson (25), from Craigavon, Co Armagh, was arrested by Essex police at the scene and was subsequently charged with 39 counts of manslaughter. 

Other arrests have been made by gardaí as well as British and Vietnamese police.