An Alternate History of The Kingdom of Hawaii by
Petike - In an ironic twist to OTL, the monarchy of Tonga is overthrown around the mid-20th century and is replaced by a republican regime, the Republic of Tonga. The Kingdom of Kauai thus becomes the only native monarchy left in all of Oceania (a complete reversal to OTL, where the Hawaiian islands are part of a republic and Tonga remains the last of such independent monarchies).