An insurgent candidate has won the presidency of the United Auto Workers union, potentially setting the organization on a more confrontational path as it heads into contract talks this year with the three Detroit automakers.Shawn Fain, a 54-year-old electrician who has been a member of the union for almost three decades, defeated the incumbent, Ray Curry, after a monthslong election battle in which Mr. Fain’s allies won seats across the union’s executive board.Mr. Fain claimed victory on Saturday, and Mr. Curry conceded, as a court-appointed election monitor neared the end of the vote count.Mr. Curry, a 57-year-old former assembly line worker with a master’s degree in business administration, was appointed president in 2021 after a broad federal investigation into a series of corruption scandals. He had carried out a number of reforms but ultimately was seen by many members as not enough of a break with previous presidents and executives linked to wrongdoing.With the count nearly complete, Mr. Fain had 69,459 votes, or 5 …
