The BlueOval SK plant, owned by a partnership of South Korea's SK On and Ford, is the latest battery battleground for the union.

The UAW union has petitioned the National Labor Relations Board (NLRB) to hold an election at the BlueOval SK battery plant in Kentucky.

The United Auto Workers has filed for a union vote by workers at the BlueOval SK battery plant in Glendale — an action the company says is “premature” and “puts at risk the freedom and opportunities of our current and soon-to-be-hired Kentucky team members.

The United Auto Workers union is petitioning the National Labor Relations Board to hold an election at a Kentucky battery plant run by a Ford Motor joint venture, the union said in a release Wednesday.

Shortly after announcing a union campaign at the BlueOval SK Battery Park in Glendale, workers have filed for an election to join the UAW.

Workers at a Ford Motor Co. joint-venture battery plant in Kentucky have formally asked the federal government to hold a vote on joining the United Auto Workers, the union said.

Workers at a Kentucky BlueOval SK Battery Park filed for an election to join the United Auto Workers union Tuesday, marking the new year’s first major union election petition filed in the South —and one that could foretell future union activity in Tennessee.

Workers at BlueOval SK (BOSK) in Kentucky have filed a petition with the National Labor Relations Board (NLRB) for a future unionization vote. A supermajority of workers at BlueOval SK Battery Park in Glendale,