(CNN) -

Here's a look at what you need to know about Somalia, an impoverished, war-torn eastern African country that borders the Gulf of Aden, the Indian Ocean, Ethiopia and Kenya.

About Somalia: (from the CIA World Fact Book) Area: 637,657 sq km (slightly smaller than Texas)

Population: 10,428,043 (July 2014 est.)

Median age: 17.7 years

Capital: Mogadishu

Ethnic Groups: Somali 85%, Bantu and other non-Somali 15% (including 30,000 Arabs)

Religion: Sunni Muslim (Islam)

GDP: $5.896 billion (2010 est.)

GDP per capita: $600 (2010 est.)

Unemployment: n/a

Timeline: July 1, 1960 - The new country of Somalia is formed through the union of newly independent territories British Somaliland and Italian Somaliland.

1969 - Mohamed Siad Barre leads a bloodless coup and becomes dictator.

1977-1978 - Somalia invades the Ogaden region of Ethiopia. Ethiopia rebels and weakens Somalia's forces. The two countries have fought on and off since 1960.

1988 - Somalia and Ethiopia sign a peace treaty.

January 1991 - President Barre is forced into exile after the United Somali Congress (USC) overthrows his military regime in Mogadishu.

December 1992 - Faction leader Ali Mahdi Mohammed and warlord General Mohammed Farah Aidid sign a cease-fire brokered by U.S. envoy Robert Oakley.

December 1992 - Operation Restore Hope is launched by U.N. coalition forces and led by the United States in an attempt to restore enough order to ensure food distribution to the Somali people.

June 5, 1993 - General Aidid's forces attack and kill 24 U.N. troops from Pakistan.

September 25, 1993 - An American Black Hawk UH-60 helicopter is shot down over Mogadishu, and three soldiers on board are killed.

October 3-4, 1993 - The Battle of Mogadishu: Two Black Hawk UH-60 helicopters are shot down during a raid on Aidid's high-level staff at Mogadishu's Olympic Hotel. Eighteen American soldiers are killed, and more than 70 are wounded. Pilot Michael Durant is captured. Hundreds of Somalis are also killed.

October 9, 1993 - Aidid calls for a cease-fire with U.N. forces.

October 14, 1993 - Michael Durant is freed.

January 1994 - Elder clansmen agree to a new cease-fire. Aidid and Mohammed do not attend the talks.

March 25, 1994 - U.S. troops complete their withdrawal after a 15-month mission.

March 2, 1995 - The last of the U.N. peacekeepers are evacuated.