"The past is not dead. Indeed, it is often not even past.

There have been only 268 of the past 3,421 years free of war.
There have been only 268 of the past 3,421 years free of war.
There have been only 268 of the past 3,421 years free of war.
There have been only 268 of the past 3,421 years free of war.