An Irish man has appeared in court charged with manslaughter of 39 Vietnamese migrants who were found dead inside a lorry in Essex, the UK last October.

Irish police said Ronan Hughes, who had been arrested in the country for his accused connection with the death of 39 Vietnamese nationals in a refrigerated lorry in Essex last October, appeared at Dublin's High Court today.

A man wanted in connection with the death of 39 people from Vietnam found in the back of a refrigerated lorry in Essex, near London last October, has been arrested and charged with manslaughter in Ireland, according to Essex police.

Driver Maurice Robinson, accused in the deaths of 39 people from Vietnam found in the back of a refrigerated lorry in Essex, near London last October, pleaded guilty to the manslaughter on April 8.

Thirty-nine Vietnamese people found dead inside a refrigerated trailer in Essex, north-east of London, last October, died of hypoxia (oxygen deprivation) and hyperthermia (overheating) in an enclosed space, British police said on February 11.

British police have charged a 23-year-old man from Northern Ireland with human trafficking as part of their inquiry into the deaths of 39 people found in the back of a container truck near London last month.