Police are appealing for help to find out more about the movements of John Roberts from Winlaton prior to his death.
The 32-year-old was found dead in Gateshead this morning with serious head injuries.
Police are asking for anyone with information to come forward.
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Veterans, cadets, dignitaries and serving Northumberland Fusiliers have paid tribute to those killed at the Battle of the Somme
Clear spells. Showers. Brisk winds. Sunday looks like the better day
Two men whose grandfathers fought in the Tyneside Irish battalion and died together on the Somme have returned to visit their graves.