A man was found with cannabis on him after a drugs search by police.
Officers from the Rural Crime taskforce searched two men and a vehicle in the Watlington area under the Misuse of Drugs Act.
Cannabis was seized and one of the men is being dealt with for drug possession.
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Another man allegedly wanted on a fail to appear warrant for disqualified driving has also been arrested in Chinnor.
He has been booked into custody at Abingdon police station and will be taken to court tomorrow (July 27), police said.
Officers also stop checked several caravans yesterday evening (July 25) to ensure they were in the right hands and to explain the benefits of being registered with the Central Registration and Identification System, the UK's national register of caravans.
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