Jean-Claude Juncker

The provided news articles do not contain any information about Jean-Claude Juncker. Therefore, it's impossible to provide a summary of who he is, why he's newsworthy, recent events involving him, or his current relevance based solely on these articles. The first article discusses the EU's reaction to the Hungarian election, mentioning Ursula von der Leyen and Antonio Costa. The second article discusses the upcoming daylight saving time change in Spain and the ongoing debate about abolishing it. Without additional information, I cannot fulfill the request to summarize information about Jean-Claude Juncker.