 He later had the Royal Marriages Act 1772 passed to prevent any descendant of George II marrying without the consent of the sovereign, a law which remained in effect until passage of the Succession to the Crown Act 2013, which, in addition to several other modifications, limited the requirement to obtain royal consent to only the first six persons in line to the throne (rather than all descendants).Horace Walpole wrote "her coquetry was so active, so varied and yet so habitual, that it was difficult not to see through it and yet as difficult to resist it.