Title: Mataram o Rei!
Description: Historical novel about a scientist and his two young friends, a brother and sister, who travel in time before 1st February 1908 when king Carlos of Portugal was assassinated.
Subjects: History, novel, adventure, Portugal, time travel, brother and sister, Lisbon Regicide, regicide, murder, guns, Republican Revolution, conspirators, revolutionaries, Carbonária, anti-monarchists, assassination, king, prince, queen, mystery
Places: Lisbon, Sintra
People: King Carlos I of Portugal, Prince Royal Luís Filipe, Queen Amélie
Time periods: 1908, 1910, 20th century