Short answers, pulled from the story.
The name Boleyn first emerged in the dusty registers of Walsingham Abbey in Norfolk, where a man named John Boleyn appeared as a tenant of the abbey lands. Historical records suggest a possible lineage tracing back to a Simon de Boleyne who purchased property in the village of Salle in the year 1252.
Sir Geoffrey Boleyn purchased Hever Castle in 1462, marking the family's entry into the upper echelons of the aristocracy. He later served as Lord Mayor of the City of London and the castle became the family seat and childhood home of Anne Boleyn.
Anne Boleyn became the second wife and queen consort of Henry VIII and cost her her life on the 19th of May 1536. Her execution was a shock to the nation and paved the way for the birth of Elizabeth I.
George Boleyn was executed on the 17th of May 1536, accused of incest and treason. The charges against George were widely regarded as a fabrication, a political tool used to eliminate the Boleyn family and secure the King's desire to marry Anne.
Mary Boleyn, Anne's sister, was the ancestor of Queen Elizabeth The Queen Mother, Queen Elizabeth II, Diana, Princess of Wales, and King Charles III. This connection means that the current British royal family can trace their lineage back to the Boleyns.