Ogaden National Liberation Front guerillas stormed a Chinese-run oil field at dawn April 24 in eastern Ethiopia, killing 74 workers, abducting seven others and destroying the facility, the guerrilla group and government officials said. The rebel group claimed responsibility for the attack in a statement sent to the AP, saying it had launched "military operations against units of the Ethiopian armed forces guarding an oil exploration site." The statement boasted the rebels had "wiped out" three Ethiopian military units. It warned all international oil companies not to operate in the region.

From Amnesty International, April 19:

Political activist David Venegas was arbitrarily detained by state police in central Oaxaca City on 13 April, and reportedly tortured. He has been charged with serious criminal offences, on the basis of evidence which appears to have been fabricated. He may be at risk of further ill-treatment and unfair judicial proceedings. Human rights lawyer Isaac Torres Carmonas was with him when he was arrested, and the police reportedly threatened him.

Ecuadoran president Rafael Correa announced on April 21 during his weekly radio program that he planned to expel World Bank representative Eduardo Somensatto from the country and would consider legal actions against the lending institution itself. According to Correa, the World Bank held up a $100 million credit when he was economy minister in 2005 because of a reform of the law governing funds from petroleum; the reform increased the amount budgeted to social services and cut back the amount for debt repayment.

Agents of the US Immigration and Customs Enforcement (ICE) have detained two former Peruvian military officers living in the US who are charged with human rights abuses in connection with an Aug. 14, 1985 military raid that killed 69 villagers—many of them tortured and raped—in the Peruvian Highlands village of Accomarca during the military's war against Peruvian Communist Party (PCP, Shining Path) guerrillas.

Sixteen protesters have received terms of one to six months in federal prison in connection with a Nov. 19, 2006, demonstration at the gates of Fort Benning, Georgia; they were demanding the closing of the US Defense Department's Western Hemisphere Institute for Security Cooperation (WHINSEC), a combat-training school for Latin American soldiers, formerly the US Army School of the Americas (SOA). Some 22,000 people took part in the demonstration in 2006, the highest number since the annual gatherings started in 1990 to protest the school's record of training many of the worst human rights violators in the hemisphere. Military police arrested 16 protesters who crossed into the base as an act of civil disobedience.

Unknown gunmen shot dead 23 textile factory workers from the ancient Yazidi culture in an apparent revenge killing in the northern Iraqi city of Mosul April 22. Authorities said the gunmen erected a roadblock, forced the workers out of a minibus, lined them against a wall and shot them execution-style in the eastern al-Nour district of Mosul. Three survived, seriously wounded. Iraqi Brigadier-General Mohammed al-Waggaa said the killings seemed to be in retaliation for an incident in which a Yazidi woman was stoned to death several weeks ago for converting to Islam.

At the behest of Iraqi prime minister Nuri al-Maliki, US officials have agreed to stop the construction of a wall separating Sunni and Shia enclaves in Baghdad. The 5km, 3.6m-tall wall surround the Sunni neighbourhood of Adhamiya, billed by US planners as a necessary security measure, has prompted waves of protest from Sunni and Shia leaders. [AlJazeera, April 23] US officials have planned to extend the barrier-construction scheme to other neighbourhoods of Baghdad, including al-Rashid, al-Khadrah and al-Amiriya. Critics have panned the idea as destined to inflame sectarian tension in the country. [AlJazeera, April 18]

Tucked away on the April 21 letters page of the UK Guardian, 130 British doctors are calling to boycott the Israeli Medical Association. Dr. Derek Summerfield, who wrote a scathing report on Israeli war crimes in the Oct 16, 2004 British Medical Journal, makes the call along with colleagues in the form of a letter supporting the UK National Union of Journalists' (NUJ) decision to boycott Israeli goods: