Europe has been trying to reduce its reliance on imported energy for four years now. It has had partial success, notably through demand destruction resulting from excessive prices. This month, part of Europe doubled down on that plan just as the United States grid presented an object lesson in the importance of reliable energy from all the sources that Europe wants to get rid of, and soon. Earlier this week, nine European countries announced they would build 100 GW of offshore wind power capacity as they seek to source more of their electricity…