New Delhi, May 3 -- Building trades unions - long fashioned as the voice of the American worker - are now intertwined with the richest companies in the world as they create America's artificial intelligence economy.

Unionized workers are employed on a huge number of massive data center projects and scrambling to recruit new apprentices to feed the explosive demand.

They've also become an ally of tech giants and tech-friendly government officials, echoing the talking point that the United States is in a critical national security race with China for AI superiority.

Unions are a visible force in helping counter fierce opposition in communities and hostile legislation in Congress and legislatures, often aligning with traditional Republica...