THROUGHOUT THE TWENTIETH CENTURY THE HOUSE OF Lords has been looking for a role. It lost its original power base with the decline in influence of the landed aristocracy and the growth of the party system. At the same time the composition of the House became increasingly difficult to justify; membership based on the accidents of birth no longer seemed an adequate justification for the right to legislate or to overrule the people's elected representatives.
The Parliament Act 1911, which took away the Lords' absolute right to veto legislation, promised reform. But nothing happened. In 1968 the Labour government introduced a reform bill. It failed, the victim of assaults from Left and Right in the House of Commons.