Four airliners were hijacked on the morning of September 11, 2001. Three reached their targets. The fourth came down in a field in Pennsylvania. Why did it not reach its target?

At 9:37 a.m. on September 11, 2001 a third hijacked airliner was flown into a government building in Arlington, Virginia, across the Potomac River from Washington, D.C. Which building was it?

Two hijacked airliners struck the same complex in New York City, at 8:46 a.m. and 9:03 a.m., and both of its tallest buildings collapsed within two hours. What was that complex?

The 9/11 Commission's report names one man as "the principal architect of the 9/11 attacks", the planner who brought the idea to al-Qaeda's leadership. Who was he?

Counting the World Trade Center, the Pentagon and the Pennsylvania crash together, and not counting the hijackers, how many people were killed on September 11, 2001?

September 11, 2001 was the deadliest day in the history of the American fire service. How many New York City firefighters were killed responding to the World Trade Center that day?

The hijackers who carried out the September 11 attacks belonged to al-Qaeda, a network led by Osama bin Laden.

In the weeks after the attacks Congress passed a law expanding federal authority to conduct surveillance, share intelligence between agencies and track financial transactions in terrorism investigations. What was it called?

A law signed in November 2001 took airport passenger and baggage screening away from the private companies airlines had hired and made screeners federal employees. Which agency was created to do that work?

A 2002 law merged 22 existing federal agencies, among them the Coast Guard, the Secret Service and FEMA, into a single new cabinet department. It was the largest federal reorganization since 1947. Which department was it?

The 9/11 Commission was the bipartisan body that investigated the attacks and issued its final report in 2004. Who chaired it?

In December 2004 Congress passed an intelligence reform law responding to the failures uncovered after the September 11 attacks. What new post did that law create?

Beginning in January 2002 the United States held prisoners captured in Afghanistan at a detention camp outside the ordinary federal prison system. Where was that camp?

Congress created a bipartisan commission in November 2002 to investigate the September 11 attacks. What was that commission charged with producing?

American and allied forces began air strikes in Afghanistan to destroy al-Qaeda's bases and remove the Taliban government sheltering them. On what date did that campaign begin?

On September 20, 2001 President Bush demanded that Afghanistan's Taliban government close the terrorist training camps and hand over al-Qaeda's leaders. How did the Taliban answer?

The United States and its allies invaded Iraq in March 2003. What reason did the Bush administration give publicly for the invasion?

United States forces captured Saddam Hussein on December 13, 2003. Where was he found?

The weapons inspectors sent into Iraq after the 2003 invasion found large stockpiles of chemical and biological weapons there.

On May 2, 2011 a United States Navy SEAL team raided a walled compound and killed Osama bin Laden, almost ten years after the attacks. In which country was that compound?

On September 14, 2001 Congress passed a joint resolution 98-0 in the Senate and 420-1 in the House, letting the president use force against those he determined had planned, committed or aided the attacks. What is it known as?

In October 2002 Congress passed a second war resolution, 296-133 in the House and 77-23 in the Senate. What did that resolution authorize?

The USA PATRIOT Act let investigators obtain a "roving" wiretap order in terrorism cases. What did such an order allow?

On February 5, 2003 Secretary of State Colin Powell addressed the United Nations Security Council using satellite images and intercepted communications. What was he there to argue?

In Boumediene v. Bush (2008) the Supreme Court ruled on foreign prisoners held at Guantanamo Bay. What did the Court hold those prisoners had?

Yaser Hamdi, a United States citizen, was held without charge as an enemy combatant. What did the Supreme Court decide in Hamdi v. Rumsfeld (2004)?

By late 2006 sectarian violence in Iraq was rising and American commanders were losing control of Baghdad. In January 2007 President Bush announced a change of strategy. What did he order?

Put these three events in the order they happened: the invasion of Iraq began; American forces began operations in Afghanistan; American forces killed Osama bin Laden.

Put these three events in the order they happened: Saddam Hussein was captured; the September 11 attacks; the last American troops left Iraq.

Put these three events in the order they happened: the 9/11 Commission published its final report; the September 11 attacks; the Supreme Court decided Boumediene v. Bush.