Okinawa, where one of the fiercest battles of World War II was fought 80 years ago and under U.S. occupation until 1972, remains home to the majority of about 50,000 U.S. troops stationed in Japan under a bilateral security pact. The island, which accounts for only 0.6% of Japanese land, hosts 70% of U.S. military facilities. ดูหนัง24