History memes are some of the most popular out there, and they're a fun way to pretend you did something productive while wasting time. If you're anything like the rest of your peers, you haven't touched your to-do list or work, and you've got a lot of it.

Honestly, you'll probably never do it. It's not like it's going anywhere anyway. Your friends or family are probably pushing you to do it, though, and today, you can at least claim you're doing something important, because these posts are all based on some real historical facts that have been spun into hilarious content.

You may not have known some of the facts from these memes, but now you will, and they're still funny anyway. So, go ahead, slack off from your work yet again and claim you're being productive with these memes.

Here are 20 of the best history memes exploring events from class that you definitely would have forgotten about otherwise.