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Sen. Barack Obama dined with U.S. troops at an American base in Kabul, Afghanistan, on Sunday before an expected meeting with Afghan President Hamid Karzai.

Iraqi Prime Minister Nuri al-Maliki was quoted in a German magazine as saying that he backs a proposal by Barack Obama to withdraw U.S. troops within 16 months. Al-Maliki's office later said his remarks were "not conveyed accurately."

Sen. Barack Obama arrived Saturday in Afghanistan on the first stop of his tour of the Middle East and Europe, aimed at boosting the U.S. Democratic presidential hopeful's foreign policy credentials, his campaign confirmed.

Former Republican Sen. Phil Gramm said Friday he is stepping down as co-chairman of Sen. John McCain's presidential campaign amid criticism for saying, "We have sort of become a nation of whiners."

On the eve of one of her top diplomats meeting with an Iranian official, Secretary of State Condoleezza Rice said the United States is sticking to its policy that Iran must suspend its nuclear program before negotiations can proceed.

Democratic candidate Barack Obama heads overseas next week for a whistlestop series of meetings with Middle Eastern and European leaders but with an eye firmly on the U.S. presidential race back home.

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House Speaker Nancy Pelosi on Thursday called President Bush "a total failure" -- among the California Democrat's harshest assessments to date of the president.

A federal judge refused Thursday to delay the approaching military commission trial of a Yemeni man who served as Osama bin Laden's personal bodyguard and driver.

The controversial interrogation technique of waterboarding has served a "valuable" purpose and does not constitute torture, former Attorney General John Ashcroft told a House committee Thursday.

Former Vice President Al Gore will push Thursday for new policies meant to improve America's energy security and fight climate change, the Nobel Prize laureate's signature issue.

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Barack Obama's campaign on Thursday announced it raised $52 million last month -- more than double the amount rival John McCain brought in, according to campaign officials for the presumed Democratic presidential nominee.

Two bipartisan groups -- one in the House, the other in the Senate -- are trying to rekindle stalled energy-legislation by forging a compromise to expand domestic oil and gas drilling.

You've heard him remembered by former presidents, leading politicians and colleagues alike:

Two bipartisan groups -- one in the House, one in the Senate -- are trying to rekindle stalled energy-legislation by forging a compromise to expand domestic oil and gas drilling.

Read full story for latest details.

"All I want is for my children to get the best education they can."

The Bush administration has decided to break with previous policy by sending one of its most senior diplomats to engage Iran's top nuclear official, the White House announced Wednesday.

Sen. Barack Obama on Wednesday said he wants to rid the world of nuclear weapons and pledged to fight emerging threats posed by biological and cyber-terrorism.