|The title of this article is conjecture based on information revealed in the A Song of Ice and Fire novels or related material and may be subject to change.
- "When Aegon the Conqueror was earning his name, House Hightower traded its loyalty to the Gardeners for his confirmation of their rights, welcoming him with open arms and open... gates."
When Aegon I Targaryen conquered Westeros, Manfred decided to submit to him and abandon House Gardener in exchange for confirmation of his rights as Lord of the Hightower. When Aegon marched on Oldtown, the gates were opened to him. It is generally believed that this was done to spare Oldtown from destruction by his dragons. However, it has also been said that Manfred wanted to offer his daughter's hand in marriage to Aegon.