She claimed that the Obama administration is advancing a " robust" foreign policy with focus on advancing America's national interests and leading the world in solving the most "complex challenges of our time," which include fixing the global economy, thwarting international terrorism, stopping the spread of catastrophic weapons and advancing human rights and universal values.

U.S. Secretary of State Hillary Clinton hosts a press briefing on the recent classified cables released by Wikileaks at the Department of State in Washington D.C., capital of the United States, Nov. 29, 2010. [Zhang Jun/Xinhua]

"In every country and in every region of the world, we're working with partners to pursue these aims," she added. "I am confident that the partnerships that the Obama administration has worked so hard to build will withstand this challenge."

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She tried to play down the impact, saying that: "The United States deeply regrets the disclosure of any information that was intended to be confidential, including private discussions between counterparts or our diplomats' personal assessments and observations. I want to make clear that our official foreign policy is not set through these messages, but here in Washington."

She said that aggressive steps are being taken to hold responsible those who "stole this information."