At least 12 people were killed in a previous attack on the Marriot hotel in 2003 [EPA]

The simultaneous bombings at international hotels in Jakarta on Friday are the latest in a string of attacks to hit Indonesia.

July 17, 2009: Twin explosions hit the JW Marriot and Ritz-Carlton hotels in the capital Jakarta, leaving several dead and injured.

October 1, 2005: Bomb blast rips through three restaurants on the resort island of Bali, killing 25 people and wounding more than 100.

May 28, 2005: Two bombs explode in a crowded market in the town of Tentena, killing at least 22 people and wounding 40.

September 9, 2004: A suicide car bomb explodes outside the Australian embassy in  Jakarta, killing 11 people.

August 5, 2003: Car bomb explodes outside the Marriott Hotel in Jakarta, killing 12 people and injuring more than 150.

October 12, 2002: Two near simultaneous bombs explode in a nightclub district in Bali just before midnight, killing 202 people, mostly foreign tourists.

December 25, 2000: Bombs explode at 11 churches across the country on Christmas Eve, killing 19 people and injuring more than 100.

September 14, 2000: A car bomb explodes inside the car park of the Jakarta Stock Exchange building, killing at least 10 people and injuring 16.