The discovery prompted widespread interest and speculation after it was found in Savai'i.
But the police have said it was empty and was nothing more than a souvenir.
Acting Police Commissioner, Papalii Monalisa Tiai-Keti said two officers from the Ministry of Police whp were trained whislt working in the United Nations safely removed the grenade and destroyed it in a safe place in Savaii.
The officers were assisted by the Ministry of Natural Resources amd Environment and Customs Department.
Photo file: Caption: Samoa Police Service office in Apia