In September 1996, members of the right-wing Japan Youth Federation repaired a lighthouse on one of the Diaoyu (J. Senkaku) Islands, a small group of uninhabited islets north of Taiwan in the Liuqiu (J. Ryukyu) chain, known today as Okinawa. For months, outraged ethnic Chinese in Hong Kong and Taiwan protested Japan's presence in the islands, and violent confrontations between protesters and the Japanese Marine Self-Defense Force resulted. Tension...