Indonesia has great potential in managing its maritime strength. Historical traces have recorded that Nusantara kingdoms succeeded in showing their strength to build geopolitical and global trade routes. Having a geographical structure makes Indonesia pay great attention to the sea. Archipelagic state is not merely interpreted as an archipelagic concept, but it is a state that connects islands to and from a sovereign territory by presenting a national maritime power. Indonesia is expected to be a successor to the maritime nation considered in Southeast Asia and also to play its role in the global geopolitical strategy. National unity must be followed by strong geographical entity. The emergence of the Juanda Declaration as a diplomacy order...