Original sentence: During the 1982 Commonwealth Games in Brisbane, thousands of protesters demonstrated in the streets of Brisbane, to protest against Queensland's treatment of Aboriginal Australians.In June 1976, Bjelke-Petersen blocked the proposed sale of a pastoral property on the Cape York Peninsula to a group of Aboriginal people.Police arrested 224 protesters for breaching the "permit" system, by which protest marches had to have a permit to exclusively use public thoroughfares
Edited sentence: During the 1982 Commonwealth Games in Brisbane, thousands of protesters demonstrated peacefully in the streets of Brisbane, to protest against Queensland's treatment of Aboriginal Australians.In June 1976, Bjelke-Petersen blocked the proposed sale of a pastoral property on the Cape York Peninsula to a group of Aboriginal people, because he did not believe that Aboriginal people should be able to acquire large areas of land.Police arrested 224 protesters for breaching the "permit" system, by which groups of more than three people had to carry a permit in order to move in public