A 33-year-old man needed surgery for a fractured skull after an alleged assault in the village centre in Bampton.
A 35-year-old man from Minster Lovell was arrested and bailed to August 15 for grievous bodily harm in Market Square, between 4am and 8am on May 28.
The victim was found in Pembroke Place and taken to the John Radcliffe Hospital. He is awaiting further surgery.
If you have information call Det Con Joe Stevenson from Banbury Force CID on 101.
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Our top stories
8:30pm Thursday 28th August 2014
WILL Blencowe has today been found guilty of murdering 17-year-old Connor Tremble.
8:31pm Thursday 28th August 2014
FIREFIGHTERS were called after a hazardous chemical leaked as it was being delivered to a property in Ashbury, near Faringdon earlier today.
6:39pm Thursday 28th August 2014
THE key to a vaacine for the deadly Ebola virus could lie in Oxford.
5:53pm Thursday 28th August 2014
Connor Tremble's mother read a statement on behalf of her family and a poem dedicated to her murdered son.
5:23pm Thursday 28th August 2014
Police have released a video of murderer Will Blencowe being interviewed over the death of 17-year-old Connor Tremble.
9:00am Thursday 28th August 2014
Oxford United goalkeeper Max Crocombe is aiming to build on the experience of facing West Bromwich Albion to make improvements in his game.