Officers arrested a 27-year-old man at the scene (credit: Essex Police)
Officers were called to Tilbury Port on Tuesday, 25 July after the group, including eight juveniles and one pregnant woman, were found.
All 21 people received a medical check and were deemed safe and well.
A man, Alexandru Vasile, was arrested at the scene.
Following a police investigation, the 27-year-old has since been charged with Section 25 Immigration Act- assisting unlawful immigration into the UK.
He’s due to appear at Basildon Crown Court on Thursday, 24 August.
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Tags: Essex Police, Port of Tilbury, Tilbury, Thurrock