Having made a pre-election pledge to do so, the government is moving forward with the House of Lords (hereditary peers) bill, a piece of legislation that will remove the remaining hereditary peers from the House of Lords.
The bill is almost certain to pass through parliament, ending a centuries-old tradition of hereditary membership in the House of Lords. But who are these hereditary peers, and how did they come to sit in parliament in the first place? Some of the answers may be surprising.
