Jack punched Piggy in the stomach, which caused him to sit down with agrunt. Then Jack stood over him and smacked Piggy's head, this send his glasses flying and one lens broke, as they landed on the rocks.
Roger and Maurice are the ones that attack Jack and Piggy because Jack wants Piggy's glasses.
For Piggy's glasses, which means the infinite power of fire.
Simon retrieved Piggy's glasses for him, after they had fallen onto the rocks as a result of Jack punching Piggy.
Jack attacked Piggy rather than Ralph because he knew Piggy wouldn't fight back. If he had attacked Ralph there was a good chance that Ralph would have beaten him and Jack couldn't take the risk of losing face in front of his own hunters.
After Jack leaves to go to Castle Rock, Piggy becomes more confident with himself, and starts to stand up for himself. This happens because Jack stole Piggy's glasses, and now he can no longer hide behind his disability of not being able to see.
Jack and his tribe.
Roger and Maurice are the ones that attack Jack and Piggy because Jack wants Piggy's glasses.
Jack took Piggy's glasses.
For Piggy's glasses, which means the infinite power of fire.
Simon retrieved Piggy's glasses for him, after they had fallen onto the rocks as a result of Jack punching Piggy.
After the signal fire has gone out, as a result of Jack 'needing' the boys who were on fire duty to join his pig hunt there was a confrontation on the mountain top. Ralph told the boys that they had missed the chance of being rescued by a passing ship because the fire was out. Jack managed to accept criticism from Ralph but when Piggy also spoke against him Jack had an easy target on whom to vent his frustration and anger. So he punched Piggy in the stomach, which made the fat boy sit down with a bump. Then Jack slapped Piggy's head, which send Piggy's glasses flying and resulted in one of the lenses breaking.
Jack and his followers steal piggy's glasses.
Jack attacked Piggy rather than Ralph because he knew Piggy wouldn't fight back. If he had attacked Ralph there was a good chance that Ralph would have beaten him and Jack couldn't take the risk of losing face in front of his own hunters.
Jack's boys do not attack Ralph's boys at any point in the book. Roger and Maurice accompany Jack on a night time raid on the shelters but the purpose is not 'attack' anyone but simply to steal Piggy's glasses. Even when Ralph, Samneric & Piggy go to castle rock to demand the return of Piggy's glass although they are vastly outnumbered by Jack's tribe they are not attacked.
After the fire was allowed to go out and the boys missed an opportunity for being rescued Jack managed to accept criticism from Ralph. However when Piggy also spoke against him Jack had an easy target on whom to vent his anger and frustration. Jack punched Piggy in the stomach, which made the fat boy sit down with a bump. Then Jack slapped Piggy's head, which send Piggy's glasses flying and resulted in one of the lenses breaking.
Piggy claimed that they had nothing to do with the attack/murder of Simon.
Jack's attack on Piggy and the breaking of one of the lenses in his spectacles symbolize the degeneration of the group because at one time the group was whole and all together and then they started to break away from the big group just like Piggy's glasses once were one full piece of glass and then they got broken apart.