The public had offered the crown to the individual multiple times, and each time the individual had rejected this offer. There is a struggle between society (the public) and the character.
Explanation: Casca is jealous of him because they offered the crown to him, and then he put the crown by the back of his hand, and the people start to shounting.
Also casca is angry because they didn't offered the crown thrice but he put the crown thrice and an every putting the honest neighnours shouted.
