Both of them were basically expunged from the day-to-day politics because their party wanted to move on and show that they were no longer embracing losing politics.
You can hear them putting a lot of weight on whether or not a court has sealed or expunged a record, which is basically the court making this decision to remove the case from its own record.
He told him of all those things that seem most horrible to the creature of civilization in the hope that the knowledge of them might expunge from the lad's mind any inherent desire for the jungle.