https://www.youtube.com/watch?v=OwPEWFZ1OoA
What’s a Grand Solar Minimum Anyway? Why wasn’t I taught about it in school?
The above is a short Vid/quick overview:
This guy has a lot of Vids and has half a dozen links to articles. As a starter on the subject. We have a Grand Solar Minimum around every 200 years. The last one was in early 1800s and called the Dalton Minimum.
Relationship between sunspots, cosmic rays, and magnetic changes : cooling trend and more seismic/volcanic activity. The current minimum has been named The Eddy minimum.
Another article on mini Ice Age possibilities.