Interesting side-note here, "time immemorial" can mean from beyond the reach of memory/history, but in specific context in English it means from 1189AD at the e

Interesting side-note here, "time immemorial" can mean from beyond the reach of memory/history, but in specific context in English it means from 1189AD at the end of the reign of King Henry II, who is credited with inventing English common law.