What major event happened on September 11, 2001 in the United States?

Correct answer

Terrorists attacked the United States

Also accepted: Terrorists attacked the United States · Terrorists took over two planes and crashed them into the World Trade Center in New York City · Terrorists took over a plane and crashed into the Pentagon in Arlington, Virginia · Terrorists took over a plane originally aimed at Washington, D.C., and crashed in a field in Pennsylvania

Why

On September 11, 2001, terrorists hijacked four planes, attacking the World Trade Center and the Pentagon; the fourth plane crashed in Pennsylvania. Nearly 3,000 people died. This is one of the 20 questions marked with an asterisk for the 65/20 special consideration.

Answer choices

AThe Persian Gulf War began
BA major earthquake hit California
CThe stock market crashed
DTerrorists attacked the United States