Complex sentence: Kapena served as a clerk during the 1841 session of the Legislature of Hawaii at Lahaina, the capital at the time; it was the first time that the King and his nobles had met as a governing body since the ratification of the Constitution in 1840.
Split into simpler sentences: Kapena served as a clerk during the 1841 session of the Legislature of Hawaii at Lahaina, the capital at the time. The session was the first time that the King and his nobles had met as a governing body since the ratification of the Constitution in 1840.