A man was taken to hospital after an attack in the city centre.
Corporation Street was cordoned off following the incident on Saturday night.
Police were called to the scene at about 8.20pm.
A 45-year-old man was taken to hospital for 'minor injuries', a GMP spokesman said.
No arrests have been made.
In a statement, GMP said: "At around 8.20pm yesterday, police were called to reports that a man had been assaulted on Corporation Street in the city centre.
"Officers attended and a 45-year-old man was taken to hospital with minor injuries.
"He has since been discharged to recover at home.
"A cordon was in place whilst enquiries were carried out at the scene.
"No arrests have been made."
Anyone with information is asked to contact police on 101, quoting incident number 2934 of February 22.
Alternatively, call Crimestoppers anonymously on 0800 555 111.
