The NRP is investigating an incident involving a horse drawn carriage protester in Niagara-on-the-Lake.
Police say the man had an interaction with a member of the public in the King Street and Picton Street area last Saturday.
The protester allegedly tried to speak with the member of the public's family who had been riding in a carriage.
No one was hurt but officers were able to recover the protesters cellphone and a sign.
A 37-year-old man has been charged with one count of assault and one count of theft.

Woman Stabbed, Life Threatening Injuries
Armed Robbery Suspect Wanted: NRP
Human Trafficking Arrest Leads to Facebook
Victims of Cold Weather to be Remembered
NRP to Hear of Downtown Crime
Public National Sex Offender Registry Wanted
Wedding Arrested
'The Bully of Weather is Here': Meteorologist