Unlike most, Cambodia's monarchy is not hereditary, the next monarch is chosen by the National Assembly from a pool of eligible candidates. When Sihamoni, a ballet dancer, was chosen, what sort of monarch were they hoping to crown?Unlike most, Cambodia's monarchy is not hereditary, the next monarch is chosen by the National Assembly from a pool of eligible candidates. When Sihamoni, a ballet dancer, was chosen, what sort of monarch were they hoping to crown?