[P-40]

labor leaders have been eager to prove that unions still matter

Matter to whom? The labor leaders or their followers? What have union leaders done for the longterm job prospects of their followers these past few decades? Have they worked with business on keeping jobs at home? Have they supported stopping illegal aliens from undermining wages?

[gas0linealley]

"Have they worked with business on keeping jobs at home?"

If you were the leader of a labor union, how would you accomplish that goal?