A time of action: Terrorism timeline

American Flight 11 hits the north tower of World Trade Center. United Flight 175 hits the south tower. American Flight 77 hits the Pentagon.[IMGCAP(1)] The south tower collapses. United Flight 93 crashes near Shanksville, Pa. The north tower collapses.? President Bush speaking from Barksdale Air Force Base in Louisiana before returning to Washington. The FAA grounds all flights. Regular commercial air traffic resumes; airports begin reopening. Congress approves $40 billion in supplemental funding for recovery efforts.[IMGCAP(2)] ? Bush speaking at a joint session of CongressPennsylvania Gov.Tom Ridge (right) appointed director of the Office of Homeland Security. First anthrax victim dies in Florida; bioterrorism attack feared. Operation Enduring Freedom begins in Afghanistan with air strikes on Al Qaeda and Taliban targets (right). Ridge sworn in. White House releases list of Most Wanted Terrorists. Anthrax found in letter sent to Senate Majority Leader Tom Daschle. Hart Senate Office Building closed. Defense Department confirms first use of U.S. ground troops in Afghanistan. President signs USA Patriot Act creating the National Infrastructure Simulation and Analysis Center to address critical infrastructure protection. Among its provisions, the law allows for increased sharing of information among federal, state and local law enforcement agencies. Reconstruction begins at the Pentagon; President Bush signs the Aviation and Transportation Security Act creating the Transportation Security Administration. ? Osama Bin Laden on a videotape played on al Jazeera television John Magaw appointed Under Secretary of Transportation for Security and head of the TSA. Hart Senate Office Building reopens after anthrax decontamination. Bush proposes adding $3.5 billion in homeland security spending during fiscal 2003. ? Bush's State of the Union address NCS Pearson wins $103 million TSA Human Resources Support Services contract. Bush signs Border Security Act, which among other provisions calls for more information sharing among the Immigration and Naturalization Service, the State Department and law enforcement agencies. It also authorizes spending on datamining capabilities and adding biometrics to passports. Lockheed Martin wins $409 million TSA airport security rollout contract. Final piece of limestone set in the façade of the Pentagon. ? Deputy Secretary of Defense Paul Wolfowitz The Homeland Security Act, H.R. 5005, introduced in the House. Bill calls for the creation of the Department of Homeland Security.[IMGCAP(3)] Homeland security strategy released. Lower Manhattan Development Corp. releases six proposals for the design of the World Trade Center site. John Magaw resigns as head of the TSA. James Loy is appointed acting director. OMB Director Mitchell Daniels puts on hold planned IT projects in the agencies slated for the proposed Homeland Security Department, pending a case-by-case review by the administration. The Homeland Security Act passes the House on a 295-132 vote. The Homeland Security Act received in the Senate. Unisys Corp. wins $1 billion contract to provide the IT infrastructure for TSA. First Pentagon personnel move back into offices in E ring, the outermost corridor of the Pentagon damaged during the Sept. 11 attack. Congress holds special session in New York.