La Paz - Bolivia's government, led by leftist President Evo Morales, and the conservative opposition adjourned talks until Monday without breakthroughs on key issues in their dispute over autonomy and tax revenues that has led to deadly violence.

Working groups for both sides have been unable to agree on a formula on dividing up tax income from oil and gas between the federal government and states, the opposition's Mario Cossio, governor of the breakaway state of Tarija, said Thursday.

Santiago - Bolivian President Evo Morales on Monday in Santiago de Chile alleged that governors of restive regions attempted to topple his government.

He arrived Monday in the Chilean capital to attend a summit of South American presidents, who were expected to discuss the Bolivian crisis.

Morales said that the attempted coup d'etat included "occupation of institutions, looting and robbery from state institutions, attempts to attack the national police and the armed forces, and terrorist actions."

La Paz - Bolivia's President Evo Morales started talks with the opposition Sunday after days of violent clashes between government supporters and protestors in the country's energy-rich eastern provinces.

At the same time, Morales ordered the arrest of the governor of Pando region, Leopoldo Fernandez, a leading opposition member, saying he must be put away for 30 years.

La Paz - The government of Bolivian President Evo Morales on Sunday ordered the arrest of Leopoldo Fernandez, the influential opposition governor of Pando province, as a regional insurrection in the Amazonian province continued.

Fernandez has been charged with defying government-ordered martial law, said Juan Ramon Quintana, a minister in the office of the president.

In addition, the government accuses Fernandez of responsibility in a "massacre" of aboriginal farmers who were killed on their way to a demonstration.

The Bolivian government confirmed Sunday at least 16 deaths from a regional insurrection in Pando.

La Paz - Bolivian President Evo Morales ordered the US ambassador out of the country, accusing the diplomat of supporting the opposition as Morales faces escalating anti-government protests.

"I declare the ambassador of the United States persona non grata," Morales said Wednesday on Bolivian television.

He accused Ambassador Philip Goldberg of supporting the opposition and their separatist aims. Foreign Minister David Choquehuanca was dispatched to advise Goldberg to leave the country at once, Morales said.

La Paz - Left-wing nationalist President Evo Morales was rebuffed Monday by the central election commission, which rejected his application for a controversial constitutional referendum on December 7.

The panel said it would not organize the vote.

The election commission president Jose Luis Exeni ruled that the parliament had to approve such referendum, as well as a second referendum about provincial powers that Moralese wants.

Morales had issued a decree last week that ordered the referendums to be held.