Indonesia was a nation located in an archipelago in southeast Asia. The island Krakatoa was located in Indonesia. (COMIC: Under the Volcano)
In 1996, Indonesians were present at the COPEX arms fair in London. (PROSE: Interference - Book One)
In 2007, Australian soldiers were involved in a war in Indonesia. (PROSE: Cat's Cradle: Warhead)
Ivory from Indonesia was an object in the game of Time-Space Scavenger Hunt played by the Twelfth Doctor and Miss Chief. (COMIC: Witch Hunt)