Thirty years ago the Stormont Parliament was prorogued and a new cabinet post, Secretary of State for Northern Ireland, established. Four former incumbents explain how their perceptions of the job, the people and the place were confounded or confirmed by their experiences.

Merlyn Rees presided over the short-lived Power Sharing Executive at Stormont, the first real attempt to devolve power after 1972.
(Rptd from Sunday 10.45pm)