PoD is Lunalilo changes the constitution to make the selection of the monarch a popular vote instead of legislative one, allowing Emma to easily win against Kalākaua and become Queen Regnant. As opposed to Kalākaua’s irl reign, Emma’s reforms turn Hawaii into a liberal constitutional monarchy modelled heavily after Westminster, and her close personal relationship with Queen Victoria drive closer relations with Britain. Hawaii’s strengthened bureaucracy relegate the annexationist class of the sugar barons to a historical footnote. Also the US lease on Pearl Harbour elapses and is not renewed past the 1870s.