A solar flare resulting in "likely one of the largest solar radio events ever recorded" occurred a few days ago, but since I didn't hear about it except from space enthusiasts, I don't think it can be said to have caused widespread global disruption. It did interfere with some radio stuff, though.

https://www.theguardian.com/science/2023/dec/15/nasa-solar-flare-images-radio-interference

Widespread global disruption should be defined better. Radio blackout, internet blackout, electrical blackout, etc.

https://www.newsweek.com/x-class-solar-flares-radio-blackouts-1818184

Two powerful X-class solar flares just days apart cause radio blackouts

An X1.6-class solar flare was explelled from the sun on August 5, followed by an X1.5-class one on August 7, both of which caused radio blackouts.

https://www.sciencealert.com/a-solar-flare-just-knocked-out-radio-across-the-us-and-more-are-on-the-way

A Solar Flare Just Knocked Out Radio Across The US, And More Are on The Way

A wild few days for the Sun are being felt around Earth as the effects of its tantrums lash us across the gulf of space.