In 700 AD, the world was experiencing significant changes across various regions. In Europe, the Frankish Empire was rising under the leadership of Charles Martel, who would later play a crucial role in halting the Muslim expansion into Western Europe. Meanwhile, the Byzantine Empire was thriving, preserving ancient knowledge and culture while facing challenges from neighboring powers. In Asia, the Tang Dynasty in China was at its peak, known for its advancements in art, technology, and trade along the Silk Road. In the Americas, various indigenous cultures were developing complex societies, such as the Maya, who were making strides in mathematics and astronomy.