Jérôme Jaffré

Jérôme Jaffré is not mentioned in any of the provided news articles. Therefore, it is impossible to provide any information about his background, current newsworthiness, recent events related to him, or his current relevance based solely on the given text. The articles discuss political developments in France, specifically focusing on the right and center parties, the political situation in Nantes, and the shift in power in Lyon, but none of them mention Jérôme Jaffré.