May 05, 1953 - Three services” invasion” demonstration: A powerful invasion force made up of...

May 05, 1953 - Three services” invasion” demonstration: A powerful invasion force made up of Royal Marines and units of the Regular and Territorial Army including a battalion of the Gloucestershire Regiment, were put ashore from ships of the Royal Navy on the beaches at Eastney, Southsea, in the course of” Demonstration Runeground IV”. The exercise has been planned to illustrate the entite technique of amphibious assault from the preliminary reconnaissance stages, through the attack against prepared defence positions to the ultimate consolidation of ground won by the invaders. Photo shows Frogsmen coming ashore at Eastney, during the exercise today.