Complex sentence: Initially, the Latin Eagles operations were that of Latino political group.In mid 60's they fought alongside Puerto Ricans from Lincoln Park (Halsted and Dickens) against the Aristocrats, who were beating up on Latinos at California Terrace Development, on Halsted near Barry.
Split into simpler sentences: Initially, the Latin Eagles operations were that of Latino political group. In mid- 1960s they fought alongside Puerto Ricans from Lincoln Park (Halsted and Dickens) against the Aristocrats, who were beating up on Latinos at California Terrace Development, on Halsted near Barry.