Rank and Titles: King
First Mentioned: Hvs.tCF 150
Queen Aeract is the ruler of a royal side with diplomatic relations to Faq. She exchanges letters with other royals via a message hat.
It's possible that Jillian writes replies to her and King Dickie as a couple. They may be co-rulers of Haggar.
Real World References
The Clean Air Act is a US anti-pollution law that began in 1963 and greatly expanded in 1970. It is administered by the Environmental Protection Agency, which was founded by President Richard Nixon.
More speculatively, Aerodactyl is a Pokemon.