If you had to name the most important historical event of your lifetime, what would it be? Believe it or not, there actually is a consensus answer.

According to a new survey by the History Channel, 76% of people say the September 11th attacks are one of the 10 biggest events of their lifetime. Nothing else even got 40% of the vote. Here are the top 10 . . .

1. September 11th.

2. President Obama winning election

3. The tech revolution.

4. The JFK assassination.

5. The Vietnam War.

6. The wars in Iraq and Afghanistan.

7. The moon landing.

8. The fall of the Berlin Wall and end of the Cold War.

9. The legalization of gay marriage.

10. A tie between the shooting in Orlando and the Gulf War.

Obviously, your answers depend a lot on how long you've been alive.