There have been numerous volcanic eruptions that have caused huge amounts of devastation in recent human history, although admittedly not to the extent described above. The most recent super volcano erupted in Indonesia in 1815, causing a volcanic winter that indirectly led to millions of deaths across the planet. It also had a fascinating impact on our culture, leading to the creation of the horror story...
See my post from a couple of days ago.
https://steemit.com/science/@matrioshka/fact-cannon-2-how-frankenstein-was-born-in-the-fiery-heart-of-a-super-volcano