1992 December - Bombers hit hotel in Aden formerly used by US marines - first known al-Qaeda attack in Yemen.

2000 October - Suicide attack on destroyer USS Cole in Aden. Bomb attack on British embassy in Sanaa.

2002 October - French tanker Limburg damaged by bomb-laden boat in port of Ash-Shir.

2007 July - 8 Spanish tourists, 2 local drivers killed by car bomb at historic site in Maarib.

2008 January - Two Belgians, their guide and driver shot dead in attack in Wadi Hadramout.

2008 March - Policeman, student killed in attempted bombing of US embassy.

2008 September - 16 killed in double car bombing outside US embassy.

2009 January - Saudi and Yemeni al-Qaeda branches announce merger to form al-Qaeda in the Arabian Peninsula (AQAP).

 2009 March - 4 South Korean tourists killed by suicide bomber in Shibam.

2009 August - AQAP bomber dies in failed bid to kill Saudi Deputy Interior Minister Prince Mohammed bin Nayef.

 2009 December - 'Underwear bomber' Umar Farouk Abdulmutallab allegedly tries to down Detroit-bound US airliner in plot claimed by AQAP.

2010 January - London conference on extremism in Yemen.

 2010 April - Attempted suicide bomb attack on convoy of British envoy Tim Torlot in Sanaa.

2010 June - Attack on Aden security complex. 10 security officers said killed.

2010 July - 11 security forces killed in 2 separate attacks in Shabwa province. Al-Qaeda attackers hit South Yemen security offices in 2 coordinated attacks.

2010 October - Rocket attack targets British embassy car

2010 October - Parcel bombs, thought to have been made by al-Qaeda and dispatched in Yemen, found on US-bound cargo planes