The decision in establishing an emperor’s successor would lead to a conflict that would spark the Thirty Years’ War. The Bohemian revolt initially started off in favor of the Bohemians, but it damaged diplomacy. Victory in this conflict for either side would hinge on the battle that would take place at White Mountain.
Great Moravia: Svatopluk I and Mojmir II (870-907)
The story of Great Moravia continues with the arrest of Svatopluk I's arrest. Becuase of Svatopluk's supposed death, the Moravians, in anger, elected Slavomir in his place until Svatopluk came back. After the death of Svatopluk II, his son Mojmir II took his place, after which the kingdom saw some hard times, including wars.
Samo and his Empire (631 – 658)
In the mid-seventh century, the "first Slavic State" came into existence, ruled by Samo, thus named Samo's Empire. It began with Samo as a Frankish merchant who aided the Slavs in their revolt against the ruling Avars. Samo was such a major contributor to the effort that he was chosen as the leader. The rest is history...