1960 - Independence sees unification of Somali peoples ruled since late 19th century by Britain and Italy

1969 - Army seizes power in bloodless coup. Major-General Mohamed Siad Barre takes control

1990 - Rebel Somali National Movement, United Somali Congress and Somali Patriotic Movement form alliance to topple Siad Barre

1991

Power struggle between rival clan warlords Mohamed Farah Aideed and Ali Mahdi Mohamed erupts into violence. Thousands of civilians killed and wounded

Former British protectorate of Somaliland declares unilateral independence

1992

Rival warlords sign U.N.-sponsored ceasefire in early 1992 but fail to agree on monitoring provisions

Apr - U.N. Security Council approves deployment of ceasefire observers. Siad Barre flees into exile days later

Sep - Warlord Farah Aideed returns to Mogadishu and rules out deployment of U.N. troops

Dec - Security Council endorses full-scale military operation led by United States. U.S. Marines hit Mogadishu's beaches in "Operation Restore Hope"

1993

Jan - At U.N. talks in Addis Ababa, feuding clan militias sign first of many pacts to stop fighting

Oct - Eighteen U.S. Army Rangers and one Malaysian killed when Somali militias shoot down two U.S. helicopters in Mogadishu. Hundreds of Somalis die in ensuing fighting. U.S. mission formally ends in March 1994

1995 - U.N. peacekeepers withdraw

1998 - Puntland region in northern Somalia declares independence

2000

May - Somali National Peace Conference brings together more than 2,000 participants

Aug - Transitional National Government (TNG) is established to try to unite warring Somalis

2003

Sept - Factions agree to a transitional constitution and set five-year term for elections after TNG mandate expires in August

2004

Oct - Ethiopian-backed warlord Abdullahi Yusuf elected Somali president by lawmakers. In December, new Prime Minister Mohammed Ali Gedi swears in 27 ministers in Kenya

2005

Feb - Somali president and prime minister arrive in central Somali town of Jowhar for first time since their government was formed in Kenya

2006

Jan - Somalia's president and parliamentary speaker reach deal to end government rift by holding parliamentary meeting inside Somalia within 30 days

Feb 26 - Parliament holds first meeting inside country since interim government was formed

Mar - U.N. warns famine could kill 10,000 people a month if rainy season fails

Fierce fighting breaks out in Mogadishu between warlords and Islamist militants. European Commission (EC) officially recognises Somalia's interim government, and signs pact with government making it easier for EC to channel aid to Somalia

May - Another bout of violence breaks out between Islamic militia and warlords, killing around 150 people

Jun - Islamist militia take control of Mogadishu

Arab League begins mediation between Islamists and government. Interim government and Islamic Courts movement recognise each other in their first direct high-level talks in Sudan

Jul - Ethiopian troops reported to have crossed into Somalia. Ethiopia denies this. U.N. Security Council expresses willingness to consider long-delayed deployment of foreign peacekeepers. Interim government postpones peace talks, accusing Islamists of violating a ceasefire

Growing number of ministers quit interim government, after trying unsuccessfully to remove prime minister from power. Diplomats say move is in protest at Gedi's reluctance to engage with Islamists, and is aimed at facilitating peace talks. One minister is assassinated outside a mosque in Baidoa

A conventional passenger plane flies in and out of Mogadishu's re-opened international airport for first time in 11 years

Aug - Somalia's cabinet dissolved

Gedi swears in slimmed-down, 31-member cabinet but doesn't appoint any Islamists

Sep - Islamists and interim government meet at talks hosted by Arab League and agree to unified military front, but stall on political issues over Islamists' demand for Ethiopia to withdraw troops

East African Intergovernmental Authority on Development (IGAD) continues to push forward a plan to send peacekeepers to Somalia, despite opposition by both Islamists and interim government

Gunmen kill Italian nun working at a children's hospital in north Mogadishu

Somalia's first known suicide bombing targets president in Baidoa. Attack kills five people including Yusuf's brother. Administration blames al Qaeda

Islamists take control of port city of Kismayu, saying they're defending country from any invasion attempts by Ethiopia or Uganda

Oct - Islamists declare holy war against Ethiopia, which they accuse of invading Somalia to help the interim government. Ethiopia still denies any incursion

Nov - Islamists capture town near semi-autonomous Puntland, which has strong ties with Ethiopia. Transitional government and Islamists fail to meet for scheduled peace talks

Report by U.N. Monitoring Group says 10 countries, including members of IGAD bloc of six eastern African countires, continue to violate U.N. arms embargo

Dec - Aid agencies say worst floods in years kill more than 100 people and affect at least 350,000

Security Council passes resolution endorsing African peacekeepers for Somalia

Islamists tell Ethiopia to leave Somalia within seven days or face war. Fighting starts on Dec. 19 following end of deadline

Ethiopia publically admits military involvement in Somalia. Ethiopian jets strike Islamist-controlled airport of Baledogle, Somalia's biggest military airfield, and Mogadishu

Somali government forces and Ethiopian allies march into Mogadishu after Islamist rivals abandon the city

2007

Jan - Somali government and Ethiopian troops seize Kismayu, the Islamists' last remaining stronghold. U.S. forces launch air strikes in south Somalia, targeting suspected al Qaeda cell. More U.S. strikes follow over coming months. Three-month state of emergency declared by interim government

Feb - Security Council authorises African Union peacekeeping mission

Mar - First Ugandan peacekeepers arrive. Insurgents drag soldiers' bodies through Mogadishu during heavy fighting with Ethiopian and government forces. Ethiopian helicopter gunships fire rockets on insurgents' strongholds in north Mogadishu in first use of aerial power in capital

May - U.N. aid chief John Holmes says aid workers are only reaching about a third of thousands who fled Mogadishu. He calls it world's worst displacement crisis in terms of numbers and access. World Food Programme says increasing piracy is threatening food supplies

Jun - Ethiopia says will withdraw troops once peace is established

Jul - National reconciliation conference opens in Mogadishu amid upsurge in violence. Islamist leaders refuse to attend

Sep - New opposition alliance meets in Asmara, Eritrea, and says it will campaign for military and diplomatic solution to conflict

Oct - Prime Minister Ghedi resigns

Nov - U.N. special envoy Ahmedou Ould-Abdallah says Somalia is worst humanitarian crisis in Africa. Nur Hassan Hussein sworn in as new prime minister. U.N. says 1 million Somalis now displaced, and nearly 200,000 fled Mogadishu in previous fortnight

2008

Jan - Many aid agencies pull out international staff after series of kidnappings and killings, including incidents in Puntland, formerly regarded as relatively safe

May - Ethiopia says it will keep troops inside Somalia until Islamists are defeated

U.N. Security Council allows countries to send warships to tackle pirates in Somalia's waters

Jun - Government signs three-month ceasefire pact with opposition Alliance for Re-Liberation of Somalia, which says Ethiopian troops will leave Somalia within 120 days. Islamists reject deal, vowing to continue fighting until all foreign troops have left

Jul - Head of U.N. Development Programme in Somalia, Osman Ali Ahmed, killed by gunmen in Mogadishu. World Food Programme says surge in attacks on aid workers is threatening entire aid response, and warns resulting humanitarian disaster would rival that of 1992-3 famine

Oct - Coordinated suicide car bombings across relatively peaceful regions of Somaliland and Puntland kill at least 30 people

Somali government and faction of Alliance for Re-Liberation of Somalia sign ceasefire in Djibouti and agree to national unity government, dependent on Ethiopian troop withdrawal by early 2009

Fighting reported between Islamic Courts and al Shabaab Islamist factions near Mogadishu

Nov - President Abdullahi Yusuf says Islamists control most of country and warns government could completely collapse

Yusuf and Prime Minister Nur Hassan Hussein fail to agree new cabinet or form new transitional government by Nov. 12 deadline set by Africa's Inter-Governmental Authority on Development. Hardline Islamists do not attend new round of peace talks in Djibouti. Ethiopia says will withdraw troops by end-2008

Dec - Yusuf sacks Hussein. Parliament votes to reinstate him, but Yusuf names former interior minister Mohamed Mohamud Guled as new prime minister, deepening rifts in fractured government. Guled resigns, saying he does not want to be stumbling block to peace process, and Hussein reinstated. Yusuf resigns and Parliament speaker Sheikh Aden Madobe becomes interim president in line with the constitution. Elections due to be held within 30 days

2009

Jan - Ethiopia begins withdrawing its troops

Parliament elects new president, moderate Islamist Sheikh Sharif Ahmed who headed sharia courts movement

Feb - President chooses Western-educated Omar Abdirashid Ali Sharmarke as prime minister in a power-sharing government