Yemen opposition chief Mohammed Basindawa was tasked on Sunday with forming a new government to rule until the departure of President Ali Abdullah Saleh, set for February.

"Mohammed Salem Basindawa was charged to form a national reconciliation government," the decree said, which according to state-run Saba news agency was issued by Vice President Abdrabuh Mansour Hadi, to whom Saleh transferred power under a Gulf deal signed on Wednesday.

Turkey will support a raft of sanctions on neighbor Syria agreed by the Arab League at a meeting in Cairo, Foreign Minister Ahmet Davutoglu said Sunday.

"Turkey is supporting the decisions and measures taken by the Arab League against Syria," Davutoglu was quoted as saying by the Anatolia news agency on the sidelines of the Cairo meeting, to which non-Arab Turkey was invited.

Yemeni President Ali Abdullah Saleh has pardoned those who "committed errors during the crisis" that has rocked the country since January and killed hundreds of people, state television reported Sunday.

The announcement immediately drew the ire of opposition groups who say Saleh can no longer take such decisions having transferred his powers to his deputy under a Gulf deal to step down in return for immunity from prosecution.

Arab foreign ministers agreed a list of sweeping sanctions Sunday designed to cripple the Syrian regime which has defied pressure to halt a bloody crackdown on protests.

The 22-member Arab League agreed to ban Syrian officials from visiting any Arab country, to freeze government assets, suspend flights and halt any transactions with the Syrian government and central bank.

Shiite rebels killed 20 people and wounded 70 others in an attack on a Sunni Islamist school in northern Yemen, a tribal source said on Sunday.

The attack targeted the Dar al-Hadith school, a Muslim fundamentalist center set up in the 1980s to train Sunni preachers in Dammaj, a suburb of the Shiite stronghold city of Saada, said the same source.

A United Arab Emirates court on Sunday sentenced a blogger and four other democracy activists to prison terms after finding them guilty of charges including insulting the Gulf state's leaders.

The State Security Court handed the blogger, Ahmed Mansour, a three-year prison sentence and the four others each received two years. They have no recourse to appeal.

The United States is to spend more than $6 billion in Iraq in 2012 even though its forces are to withdraw from the country by the end of this year, US ambassador James Jeffrey said on Sunday.

U.S. President Barack Obama announced on October 21 that the last troops would leave by year's end, but Baghdad will still host the largest American embassy in the world, with up to 16,000 people at the full mission.

Egypt's military ruler warned on Sunday of "extremely grave" consequences if the turbulent nation does not pull through its current crisis.

Field Marshal Hussein Tantawi, in comments carried by the nation's official news agency, also urged voters to turn out for the parliamentary elections starting on Monday.

Syrian forces killed at least 15 civilians on Sunday, six of them in the flashpoint region of Homs that has been under siege for several weeks in an operation to crush dissent, a rights group said.

The latest violence came as the Arab League voted to impose a raft of diplomatic and economic sanctions against President Bashar al-Assad's regime for defying an ultimatum to allow observers into the country.

Kuwait's public prosecutor on Sunday extended the detention of 24 opposition activists for three weeks pending trial for storming parliament while freeing seven others on bail, their lawyer said.

Thousands of supporters meanwhile camped outside the palace of justice for the fourth night in a row in solidarity with the detainees ahead of an opposition mass rally on Monday to press for the government's resignation.