One way the author uses irony to convey his message is this:
A. By referring to the past as the dark ages, he shows that our civilization has made a lot of progress.
<h3>What is Irony?</h3>
Irony is the use of opposing concepts to explain a matter. Often, the supposed outcome is not what eventually happens.
When the author referred to the time period as the dark ages, he was trying to draw a contrast by showing that things were now better at the present time.
