Margaret Thatcher resigned 20 years ago this week. The release of files from her first year in office gives insight into her and her Cabinet, and offers some lessons for the current government's reform agenda.
Nick Clegg describes responsibility without power as "the curse of the decentralising Minister". Ministers will have to think hard about their own accountability to Parliament and how to respond to failure if they are not to fall foul of the curse.
Government reforms to departmental boards are bold. With Secretaries of State now as Chairs, the dynamics of how they operate will inevitably change. The big question is – will this be the cure for the problem?