Two key industries of the North East play headline roles in confidential correspondence and cabinet papers that have been made public from Margaret Thatcher's time in office.
The records show that the then-Prime Minister guaranteed tax breaks for Nissan in return for their investment. However, the papers also reveal a plan to shut 75 coal mines over three years in the 1980s. At the time, the Government and the National Coal Board said they only wanted to close 20.
Ian Lavery, the Labour MP for Wansbeck, gave his reaction to ITV News Tyne Tees.