What happened in the year 913 AD?

In 913 AD, several significant events occurred in different regions. In the Iberian Peninsula, the Umayyad Caliphate of Córdoba saw the rise of the Emirate of Córdoba as a major power, while in northern Europe, the region experienced ongoing Viking activity, including the establishment of settlements. Additionally, the Byzantine Empire was involved in military campaigns against various adversaries, reflecting the ongoing conflicts of the era. This year is also marked by local power struggles and the formation of early medieval kingdoms across Europe.