When did South East Derbyshire College end?

South East Derbyshire College doesn't appear to have "ended" in the sense of closing down. It's still operating, though its name and structure may have changed over time through mergers or rebranding. To get accurate information, you'd need to specify what you mean by "ended" and perhaps search for information about its history or current status on the college's website or through official education resources for Derbyshire.