Under what historians later labelled "clause 61", or the "security clause", a council of 25 barons would be created to monitor and ensure John's future adherence to the charter.
被历史学家称为“第六十一条”或者“安全条款”的条款规定，一个由25名贵族组成的委员会将会监督、确保约翰国王遵守大宪章的规定。