KABUL (Reuters) – President Barack Obama arrived in Afghanistan on Tuesday to sign an agreement charting future relations with the country, making the secret trip on the first anniversary of the killing of al Qaeda leader Osama bin Laden.

Obama plans to deliver a televised address to Americans later on Tuesday.

The U.S.-Afghan Strategic Partnership Agreement will set conditions for a U.S. presence there after a 2014 deadline for the withdrawal of most NATO combat forces.

CARTAGENA, Colombia (Reuters) – President Barack Obama said on Sunday the Secret Service would fully investigate reports that agents assigned to protect him in Colombia were caught with prostitutes, saying he would be angry if the allegations proved true.

Obama, who spent three days in the South American country attending the Summit of the Americas, said he expected the agents and military personnel in his entourage to behave with “the utmost dignity and probity” while overseas.

CARTAGENA, Colombia (Reuters) – President Barack Obama said there would be more sanctions imposed on Iran if there is no breakthrough in nuclear talks with global powers in the coming months, responding to Israeli accusations that Tehran has been given a “freebie.”

At a news conference in Cartagena, Colombia, where he was attending the Summit of the Americas, Obama said negotiations between Iran and six world powers that resumed on Saturday would not stretch on indefinitely and would require Iran to act.

CARTAGENA, Colombia (Reuters) – A senior White House aide said on Saturday that China had made some progress toward easing restrictions on its currency but stressed the United States wanted to see more actions taken.

At a briefing with reporters in Colombia, where President Barack Obama is attending a summit with Latin American leaders, White House adviser Ben Rhodes said the Obama administration was closely reviewing Beijing’s announcement that it was doubling the size of its yuan’s trading band against the dollar.

CARTAGENA, Colombia (Reuters) – President Barack Obama, taking his re-election campaign south of the U.S. border, promised on Saturday to pursue long-promised immigration reform early in a second term and slammed his White House rival Mitt Romney’s stance on the issue as “troublesome.”

Obama is spending the weekend in Cartagena, Colombia, meeting with Latin American political and business leaders in a bid to strengthen economic ties with the region and convince Hispanic voters back home he cares about the region.

CARTAGENA (Reuters) – U.S. President Barack Obama attacked Republican White House hopeful Mitt Romney on Saturday over his stance on illegal immigrants and promised to pursue broad immigration reform if he wins another term.

On a three-day visit to Colombia for a summit with Latin American leaders, Obama is hoping to court Hispanic voters back home whose support could be crucial to him in the November 6 election.

WASHINGTON (Reuters) – U.S. President Barack Obama takes his re-election campaign to Colombia this weekend, using the Summit of the Americas as a platform to tout his trade record and convince millions of Hispanic voters back home he cares about the region.

Spending time with leaders in Cartagena, Colombia is a way for Obama to fight an impression of neglect toward Latin America as he kept his foreign policy focus on hot spots like Afghanistan and the Middle East.

WASHINGTON, April 9 (Reuters) – Brazilian President Dilma
Rousseff complained about U.S. monetary policy and failed to
make major progress on trade in a White House meeting with
President Barack Obama on Monday, highlighting strains between
the Western Hemisphere’s two biggest economies.

Rousseff said that while expansionary monetary policies in
wealthy nations were needed to keep global economic problems
from becoming worse, she worried about the unintended
consequences for developing countries such as Brazil.

WASHINGTON/KANDAHAR, Afghanistan (Reuters) – President Barack Obama said on Monday the massacre of 16 villagers by a U.S. soldier raises his determination to get American troops out of Afghanistan, while a U.S. official said the accused staff sergeant previously had suffered traumatic brain injury.

Sunday’s shootings triggered angry calls from Afghans for an immediate American exit. Obama said there should not be a “rush to the exits” for U.S. forces who have been fighting in Afghanistan since 2001 and that the drawdown must be carried out in a responsible way.

WASHINGTON (Reuters) – President Barack Obama’s administration is exploring options to halt the bloodshed in Syria but is deeply skeptical of military intervention out of fear it could worsen the humanitarian crisis, according to a White House official.

In a briefing with a small group of reporters on Friday, the official, who spoke on condition of anonymity, contrasted the situation in Syria with Libya, where a NATO campaign bolstered rebels who eventually toppled Libyan leader Muammar Gaddafi last year.