After the fall of Western Rome, the Germanic tribes that took over tried to learn from Roman civilization, but much was forgotten and up to the Renaissance not many achievements happened in Europe. But with the rise of Islam, many changes happened during the Islamic Golden Age. The Greek and Roman traditions were kept and further development took place. The Chinese civilization had a Golden Age during the Tang period, when their capital was the biggest in the world. During the Renaissance, Europe developed and made great advancements in many areas as well.