Their main responsibilities were to look into corrupt practices by the governor-general and lower-ranking officials. They aimed to reduce corruption in central and provincial governments.

This served as the highest court in the land and was established to prevent corrupt practices.

It is also known as the "city government" and is composed of an alcalde or mayor, council regidores, a chief of police, a secretary, and clerks.

It refers to the right of the governor-general to delay or withdraw the enforcement of the laws by the king of Spain.

This refers to a privilege given to the alcalde-mayor to monopolize domestic trade and control prices and business practices. They bought goods from the natives at a cheap rate and sold these goods back to the natives in times of scarcity, but at a higher price.

Their foremost duty was to collect taxes and tributes. They were also chosen because of their voice and influence in their community as former datus and leaders.

This was the highest position a Filipino was allowed to hold in office or govern during the Spanish Occupation of the Philippines.

He was the very first governor general of the Philippines.

His successful revolt against Ferdinand Magellan was the first manifestation of the Filipinos' opposition to Spanish rule.