According to the Center for Defense Information, the Kazakh government has been "extremely supportive the U.S.-led war against terrorism." The government offered the use of a major airport for Operation Enduring Freedom. Over 800 U.S. flights over Kazakh territory were approved and went ahead. CDI's profile of Kazakhstan credits security forces for "step[ing up efforts to protect U.S. government facilities and oil facilities with U.S. private investment" and pledging to "freeze the assets of terrorists identified on the U.S. designated terrorist asset-freeze list." The U.S. officially gave the Kazakh government US$52.893 million in 2002, $47 million in 2003, and $36.2 million in 2004. In addition, U.S. Government agencies spent $92 million in assistance programs in Kazakhstan in 2003.