Complex sentence: Forced to defend against repeated attacks by Portuguese colonists, the warriors of Palmares were experts in capoeira, a martial arts form that was brought to and enhanced in Brazil by Africans circa the 16th century.
Split into simpler sentences: Forced to defend against repeated attacks by Portuguese colonists. The warriors of Palmares were expert in capoeira, a martial arts form that was brought to & enhanced in Brazil by African circa the 16th century.