Why does Ongka desire so strongly to hold this big moka?

Ongka desires to hold the big moka as a means to assert his status and prestige within his community. The moka serves as a significant cultural event that allows him to showcase his wealth and generosity, reinforcing social ties and alliances. By successfully hosting the moka, Ongka aims to gain respect and recognition, solidifying his leadership role and ensuring his legacy within the tribe. This act of giving also reflects the values of reciprocity and community cohesion central to his society.