Detailed Analysis of the Abu Sayyaf Group’s Terrorist Activities in the Southern Philippines and Threats to Regional Security

Introduction: The Struggle of Moro Muslims and the Emergence of Abu Sayyaf

For centuries, the Moro Muslims of the southern Philippines have struggled for their rights, self-governance, and the preservation of their Islamic identity. However, during this legitimate struggle, the emergence of certain radical groups has caused severe damage to regional peace and the image of the Islamic Ummah. Among these, the most dangerous and violent is the "Abu Sayyaf Group" (ASG). Founded in the early 1990s, the group initially emerged with the slogan of establishing an Islamic state but later became mired in terrorism, kidnapping, and violence [Wikipedia]. By 2026, although the group's military strength has significantly weakened due to the efforts of the Philippine government and regional autonomy, the scars it left and its threat to regional security remain important topics of discussion.

Historical Background: From Janjalani to Strategic Shifts

The Abu Sayyaf Group was founded in 1991 by Abdurajak Abubakar Janjalani. Janjalani, a veteran of the war against the Soviet Union in Afghanistan, was influenced by radical ideologies there [CFR]. He opposed the peace negotiations between the Moro National Liberation Front (MNLF) and the Philippine government, forming the more radical "Al-Harakatul Al-Islamiyyah." The group was named in honor of Afghan mujahideen leader Abdul Rasul Sayyaf [West Point].

After Janjalani was killed in 1998, leadership passed to his brother, Khadaffy Janjalani. During this period, the group shifted its focus from ideological struggle toward criminal activities such as kidnapping for ransom, maritime attacks, and bombings. Notably, the 2004 bombing of "Superferry 14," which claimed 116 lives, is recorded as the deadliest terrorist attack in Philippine history [DNI].

Connection with ISIS and the Battle of Marawi

In 2014, Isnilon Hapilon, a key leader of Abu Sayyaf, pledged allegiance to ISIS and was declared the "Emir of East Asia" by the group [Wikipedia]. This shift marked the group's transition from a local entity to part of an international terrorist network. During the 2017 siege of Marawi City, Abu Sayyaf joined forces with the Maute group to fight the Philippine army for five months. Although Hapilon was killed in the battle, the event demonstrated the severity of the regional security threat to the entire world [The Soufan Center].

From an Islamic perspective, Abu Sayyaf’s alignment with ISIS and its bombings targeting innocent civilians represent the most severe form of "Fitna" (civil strife/chaos). Islam strictly forbids the killing of civilians, women, and children, as well as kidnapping for financial gain. The group's actions tarnished the Moro Muslims' legitimate struggle for autonomy and contributed to increased misconceptions about Islam globally.

Regional Security Threats and Economic Impact

Abu Sayyaf has been more than just an internal Philippine issue; it has posed a major threat to neighboring Muslim-majority nations like Malaysia and Indonesia. Kidnappings and piracy in the Sulu Sea have severely damaged the region's trade and tourism economies. Kidnapping incidents involving tourists in Malaysia's Sabah state put significant pressure on bilateral relations and border security [Counter Extremism Project].

To counter these threats, a trilateral maritime patrol cooperation was established between the Philippines, Malaysia, and Indonesia. This cooperation is significant as it represents Muslim brother nations standing together for common security and against radicalism. Because radicalism and terrorism know no borders, their harm is shared by the entire Ummah.

2025-2026: The Collapse of Abu Sayyaf and a New Era of Peace

In recent years, continuous strikes by the Philippine military and support from the local population have brought the Abu Sayyaf Group to the brink of collapse. In 2023, Sulu province was declared "Abu Sayyaf-free," and in June 2025, Basilan province officially announced its liberation from the group's influence [PNA]. Hundreds of group members have surrendered their weapons and returned to society [The Soufan Center].

Behind this success lies not only military force but also the establishment of the "Bangsamoro Autonomous Region in Muslim Mindanao" (BARMM) and the progress of the peace process. The transitional government, led by the Moro Islamic Liberation Front (MILF), has prevented youth from joining radical groups by providing justice, education, and economic opportunities to the local population [PeaceGovPH]. The first parliamentary elections, scheduled for late 2025 and early 2026, mark a significant step on the region's path toward peace and democracy.

Analysis from an Islamic Perspective: True Jihad and Justice

The defeat of Abu Sayyaf shows us that violence and terrorism can never help the Islamic Ummah achieve its goals. True Jihad is the struggle against oppression, the establishment of justice, and working for the well-being of humanity. Abu Sayyaf's actions contradicted Islam's nature as a religion of "mercy" and brought only destruction.

As a Muslim society, we must fight against the roots of radicalism: poverty, ignorance, and political injustice. The BARMM experience has proven that political dialogue, the right to self-governance, and social reforms aligned with Islamic values are the most powerful weapons against terrorism. Our duty is to teach the youth the correct creed of Islam—the principles of peace and tolerance—and to protect them from fitna.

Conclusion

The activities of the Abu Sayyaf Group in the southern Philippines are becoming a dark chapter of the past. By 2026, the light of peace has begun to shine in the region. However, we must remain vigilant and not allow radical ideologies to resurface. The future of Moro Muslims lies not in violence, but in development based on unity, justice, and Islamic ethics. During this process, the Islamic Ummah should support their brothers and sisters in the southern Philippines, offering prayers and practical assistance for them to live in peace and prosperity.