Mayan king Bird Jaguar IV of Yaxchilan in modern-day Chiapas, Mexico assumes the throne.
Yaxun Bʼalam IV, also called Bird Jaguar IV, was a Mayan king from Yaxchilan. He ruled from 752 until 768 AD, continuing the period of prosperity started by his father Itzamnaaj Bʼalam II. He had to struggle to take and hold power, as he was not perceived to be the rightful heir to the throne.