Since the 2002 Bali bombings , in which 202 were killed , Indonesia had stepped up attempts to crack down on terrorism . An anti-terrorism law was confirmed by the Indonesian legislature in 2003 . The 2002 attack was carried out by Jemaah Islamiyah , a group previously linked to al-Qaeda and later to Islamic State of Iraq and the Levant , and seeking to unite Indonesia , Malaysia , and the southern Philippines as an Islamic state
2002 Bali bombings
2002 Bali bombings
2009 Jakarta bombings