April 28, 2003 - 82nd Airborne Division troops open fire as 100 or so protesters surround their base in the town of Falluja. Officers said they returned fire on two armed men and said up to 10 were killed. The hospital said 13 died and 75 were wounded.
Jan. 3, 2004 - Zaidoun Faleh Hassoun believed drowned after U.S. soldiers pushed two men into the Tigris river at Samarra. Two soldiers were sentenced to up to six months for assault.
April 28 - U.S. television broadcasts photographs of U.S. soldiers abusing detainees in 2003 at Abu Ghraib prison. Several military police, the most senior a sergeant, were jailed or disciplined. Some cases go on. Commanders deny ordering torture.
May 19 - About 40 people killed in U.S. air strike on desert encampment at Mogr al-Deeb in western Iraq. Denying local accounts, including video footage, that the dead were innocently celebrating a wedding, U.S. military insists most were foreign Arab militants: "Bad people have parties too," a spokesman said.
Sept. 12 - Two U.S. helicopters fire rockets, killing at least five among a crowd around a crippled U.S. armoured vehicle on central Baghdad's Haifa Street. Among the dead was journalist Mazen Tomeizi, hit while speaking to camera. At first, the military said the pilots fired to destroy the Bradley vehicle. Later they said they were responding to gunshots.
Nov. 13 - A corporal from 3rd Battalion, 1st Marine Regiment was filmed shooting apparently unarmed and wounded man in a mosque. Commanders ruled he could have "reasonably believed" the man and two others he shot in the mosque were hostile.
March 4, 2005 - U.S. soldiers at checkpoint kill Italian agent Nicola Calipari as he escorts freed hostage Italian journalist to Baghdad airport. Troops cleared of any wrongdoing.
June 25 - Mohammed al-Sumaidaie, 21, shot dead at home near Haditha. His cousin Samir al-Sumaidaie, now Iraqi ambassador in Washington, accuses Marines of "cold-blooded murder" but says the military ruled they acted in self-defence.
Oct. 16 - Iraqi officials in Ramadi say some 20 civilians, including children, killed in air strike near wrecked U.S. vehicle. Military says 20 militants killed when F-15 bombs group of men burying explosives in road.
Nov. 19 - Twenty-four Iraqis shot dead at Haditha. Marines first say 15 civilians killed by roadside bomb that killed a Marine and that they shot eight guerrillas. U.S. investigators now say 24 men, women and children were shot and seem ready to agree with locals that Marines killed them in a rampage.
March 15, 2006 - Iraqi Police say six adults and five children shot dead in U.S. raid on home in Ishaqi, north of Baghdad. The 101st Airborne Division says two women and a child died during arrest of al Qaeda militant.
The U.S. military said on June 2 its probe cleared U.S. troops of wrongdoing, saying they "properly followed the rules of engagement." It
March 18 - Iraqi police say U.S. soldiers shot dead a 13-year-old boy and his parents in their home in the Sunni town of Dhuluiya, 90 km (55 miles) north of Baghdad, saying they were among eight people killed after a U.S. patrol was ambushed. The 101st Airborne says troops killed seven "attacking terrorists".
April 26 - Iraqi man killed at Hamandiya, western Iraq. U.S. military says investigating. U.S. media reports say Marines were questioned about whether they took man from home and shot him.
May 4 - 101st Airborne Division says troops kill two men and a woman after being fired on from house in Samarra, adding the dead were involved in attack. Police name two dead women aged 60 and 20 and a mentally-handicapped man and say they were unarmed. Relatives tell Reuters troops fired on them in a room.
May 30 - U.S. forces shoot dead two women in a car near Samarra. Troops say driver ignored signs to stop. Relatives and police say one of dead women was pregnant and going to hospital.