Original sentence: The Japanese seized the key oil production zones of Borneo, Java, Sumatra, and Dutch New Guinea (the modern day Indonesian province of Papua, which was also conveniently abundant in highly valuable copper) of the late Dutch East Indies, defeating the Dutch forces and were welcomed by many as liberating heroes
Edited sentence: The Japanese seized the key oil production zones of Borneo, Java, Sumatra, and Dutch New Guinea (the modern day Indonesian province of Papua, which was also conveniently abundant in highly valuable copper) of the late Dutch East Indies, defeating the Dutch forces and were welcomed ecstatically as liberating heroes by the oppressed Indonesian natives according to their indigenous Javanese prophecy