including Innocenti. 819 : The 1819 bottles of Berry Ocky Rot sold at the Hog's Head Pub start maturing for a full millennium. [1] c. 962 : Primitive broomsticks are first used for transport. c. 993 : Hogwarts School of Witchcraft and Wizardry is founded by Godric Gryffindor , Helga Hufflepuff