House of Sena e Albuquerque

The House of Sena e Albuquerque, known in Karnia-Ruthenia as the House of Karácsony-Maryen-Saena, is a noble and royal family of kings, dukes and princes and ascended the proeminence within the Lusophone sector of micronationalism back in 2015 an exercising immense influence by the foundation of the Brazilian sector on 2020.

Principal roles
Their principal roles, including the roles of their cadet branches were as: Numerous other titles were attached to the crowns listed above.
 * King of Quinta Velha (2018 - present);
 * Duke of Saena (2021 - present);
 * Prince of Karácsony-Maryen (2021 - present);
 * Prince of Maryen (2017 - 2018);
 * Crown Prince of Brigantia and Afrikanda (2015 - present);
 * Prince of Karácsony-Maryen (2018 - present).