El Grito de Lares represented the interests of most of the sectors of the population of Puerto Rico, which were three main groups. What were those three main groups?

The three groups are the Taino, African and Spanish mixture

Explanation:

Dr. Ramón Emeterio Betances and Segundo Ruiz Belvis, who on January 6, 1868, founded the Comité Revolucionario de Puerto Rico (Revolutionary Committee of Puerto Rico). They stage a armed rebellion of an army less than 1000 because of the economic crisis that was affecting Puerto Rico. They first start by conquering lares but were deafeated when they attack the second town by the The Spanish militia.

The three main groups are the African, Taino, and Spanish mixture

Explanation:

On January 6, 1868, Segundo Ruiz Belvis and Dr. Ramón Emeterio Betances who formed the Comité Revolucionario de Puerto Rico which means Revolutionary Committee of Puerto Rico.

They formed and carried out an armed insurgence with 1000 army that was not many.

Due to the economic crisis Puerto Rico was experiencing They began by defeating the lares and the Spanish militia defeated them, when they attempted to attack the second town.