Hey there, you are talking about the English Civil War, the groups were the Parliamentarians and the Royalists.
Medusa, in Greek mythology, the most famous of the monster figures known as Gorgons. ... Medusa was the only Gorgon who was mortal; hence her slayer, Perseus, was able to kill her by cutting off her head. From the blood that spurted from her neck sprang Chrysaor and Pegasus, her two sons by Poseidon.