Qualla: Aceh-North Sumatra Islands Dispute

Aceh-North Sumatra Islands Dispute: Introduction

Wed, 25 Mar 2026 00:00:00 GMT

Nobody lives on Mangkir Gadang, Mangkir Ketek, Lipan, or Panjang. Together, the four islands amount to less than one square kilometer of land, scattered in the waters between Indonesia's Aceh and North Sumatra provinces. Fishermen from both sides use them as refuges during storms and as staging grounds for fishing. One island has a small prayer house, a resting shelter, and a jetty. Another has boundary markers planted by the Acehnese government. These are not places that appear on most maps. Yet in 2025, they became the center of a territorial dispute that drew in governors, senators, street protesters, Instagram mobs, and ultimately the President of Indonesia himself.

Aceh-North Sumatra Islands Dispute: A Line Drawn in 1956

Wed, 25 Mar 2026 00:00:00 GMT

The roots of the dispute reach back to the colonial era, when Acehnese fishermen operated freely along the coast, ranging as far south as Sibolga in what is now North Sumatra. When the modern province of Aceh was formally re-established in 1956 -- after a brief merger with North ...

Aceh-North Sumatra Islands Dispute: Letters That Went Unanswered

Wed, 25 Mar 2026 00:00:00 GMT

Acehnese officials recognized the error and began pushing back almost immediately. Governor Nova Iriansyah sent letters and formal requests to the Ministry of Home Affairs asking that the islands be returned to Aceh's jurisdiction. The ministry did not act. Instead, in 2020, it i...

Aceh-North Sumatra Islands Dispute: Instagram Diplomacy

Wed, 25 Mar 2026 00:00:00 GMT

On April 25, 2025, the Ministry of Home Affairs published a new regulation on administrative area codes that explicitly classified the four islands as part of Central Tapanuli -- North Sumatra. The Acehnese government protested. On June 4, Aceh's governor Muzakir Manaf met with N...

Aceh-North Sumatra Islands Dispute: A Presidential Decision

Wed, 25 Mar 2026 00:00:00 GMT

The escalation prompted intervention from the highest level of Indonesian government. Deputy Chairman of the House of Representatives Sufmi Dasco Ahmad announced that President Prabowo Subianto would personally decide the matter, acting to prevent potential instability. On June 1...

Aceh-North Sumatra Islands Dispute: Fishermen, Dynasties, and Dignity

Wed, 25 Mar 2026 00:00:00 GMT

Former Vice President Jusuf Kalla framed the dispute as a matter of dignity for Aceh and a matter of trust in the central government, noting that the 2005 peace agreement ending decades of Acehnese separatist conflict should be respected. When Nasution offered Manaf a joint devel...