Simplify the following text for a Grade 9 native English-speaking person.
Original: In 1293 the town was acquired from the abbey by King Edward I , who on 1 April 1299 granted it a royal charter that renamed the settlement King 's town upon Hull , or Kingston upon Hull .
Simplified: The king granted a royal charter , dated April 1 , 1299 , that renamed the settlement of Wyke to King 's town upon Hull , or Kingston upon Hull .