Take a closer look at a militant Muslim group in the southern Philippines that is fighting for an independent Islamic state. Find news and a map.

Take a closer look at the politics in the Philippines, where President Gloria Macapagal-Arroyo faces off with former President Joseph Estrada.

Former Philippine leader Joseph Estrada has challenged the legitimacy of new President Gloria Macapagal-Arroyo. Find video clips.

Philippine government has enlisted the support of trained civilians to help defeat the Abu Sayyaf and retrieve its 28 hostages.

Thousands of Filipinos are demanding the resignation of President Joseph Estrada. Find video clips and profiles of key players.

Police arrested Nadzmie Sabtulah, also known as "Commander Global", who is one of the top-ranking members of the Abu Sayyaf.

Philippines President Gloria Macapagal Arroyo said she wasn't worried about an uprising to restore power to former President Joseph Estrada.

Vice President Gloria Macapagal-Arroyo told Philippines President Joseph Estrada he must resign or face thousands of Filipinos ready to march.

Severed heads of two Abu Sayyaf hostages were found in the militant group's province of Basilan.

BBC News profiles the militant group from the southern Philippines whose name translates to "Sword of God."