https://praguetimes.podbean.com/e/then-back-to-bohemia-the-house-of-premyslid-915-1034/

The Great Moravian Empire is over, but the fun is just beginning in Bohemia. The Přemyslids fend off external attacks and start internal squabbles, brother kills brother, Christianity makes inroads but not without resistance, one family rises while another falls, but (spoiler) it all finally comes together with one ruler for Bohemia. However, compared to what comes after all this, these are relatively peaceful times.