This Day In History – April 8
217 – Roman Emperor Caracalla is assassinated. He is succeeded by his Praetorian Guard prefect, Marcus Opellius Macrinus.
632 – King Charibert II is assassinated at Blaye (Gironde)—possibly on orders of his half-brother Dagobert I—along with his infant son Chilperic. He claims Aquitaine and Gascony, becoming the most powerful Merovingian king in the West.
1665 – English colonial patents are granted for the establishment of the Monmouth Tract, for what would eventually become Monmouth County in northeastern New Jersey.