World Population History has a very impressive interactive that traces the world’s population over the past two-thousand years. It not only highlights where population decreases or increases occurred, but also provides explanations behind the changes.
They also have created a less interesting, though still useful, video summary of that same history:
I learned about these resources from Vox, which also provides more detailed descriptions of them.
I’m adding this post to:
The Best Resources For Learning About Our World’s Population Of 7 Billion
The Best Websites For Teaching & Learning About World History