The 10th century, spanning from the year 901 to 1000, was a period marked by significant political and cultural changes in various regions. In Europe, the rise of feudalism began to shape societies, while the Holy Roman Empire emerged as a powerful entity under leaders like Otto I. In Asia, the Tang Dynasty in China transitioned into the Song Dynasty, leading to advancements in technology and trade. Meanwhile, the Islamic Golden Age continued to flourish, with scholars making important contributions in fields such as mathematics, astronomy, and medicine.