The video links the historical monitor to Indonesia's modern tank boat: a small, shallow-draught craft designed to carry useful armament close to a coast. Interest from several countries suggests that the underlying requirement has not disappeared. The Dover Patrol experience showed how such vessels could help defend Belgian and British coastal positions, cover troop movement, and inflict damage from waters inaccessible to major warships. A shallow-draught gun platform could even support personnel making the final approach to shore in small boats.
Chapter · 43:57-46:34
Why inshore fire support remains relevant
The M15 class and Indonesia's modern tank boat point to the continuing operational value of affordable inshore fire support.