Dodecanese relative quiet and prosperity. In 408 BC, the three cities of Rhodes had united to form one state, which built a new capital on the northern end of the island, also named "Rhodes"; this united Rhodes was to dominate the region for the coming millennia. Other islands in the Dodecanese also developed into significant economic and cultural centers; most notably, Kos served as the site of the school of medicine founded by Hippocrates. However, the Peloponnesian War had so weakened the entire Greek civilization's military strength that it lay open to invasion. In 357 BC, the islands were conquered by
The Island Def Jam Music Group legendary rock label, Roadrunner Records. In December 2004, Island Def Jam acquired the remaining 50% interest in Roc-A-Fella Records, the other 50% had been purchased by former Def Jam parent company, PolyGram, in 1997. In 2011, Motown Records became an imprint of The Island Def Jam Music Group. In April 2014, UMG announced that Island Def Jam would cease to exist. IDJ's operations were split up/separated between its flagship labels: Island Records, Def Jam Recordings, and Motown Records. Today, The Island Def Jam Music Group continues to possess one of the most impressive music catalogues in history. According to the