Complex sentence: Nearly 30 years after its creation, the group is still very influential and its authors are inspired by political unfairness, poverty, war, loathing, banes, culture, etc. They denounce through their songs these human made wrongdoings.
Split into simpler sentences: Nearly 30 years after its creation, the group is still very influential. Its authors are inspired by political unfairness, poverty, war, loathing, banes, culture, etc. They denounce through their songs these human made wrongdoings.