On this May Day, I'm thinking of May 1, 1933. May 1 has been the international labor day since the 19th-century. But ninety-one May Days ago, a European country’s new leader proclaimed May Day a national holiday in honor of workers, many of whom belonged to unions. It was a brutal hoax. The country’s powerful unions had outspokenly opposed the new leader’s rise to power. He hated and feared them.  But soon after he took power, he shocked the unions by promising them he’d be on their side. To show his government’s “solidarity with the worker,” he flew union leaders from across the...…On this May Day, I'm thinking of May 1, 1933. May 1 has been the international labor day since the 19th-century. But ninety-one May Days ago, a European country’s new leader proclaimed May Day a national holiday in honor of workers, many of whom belonged to unions. It was a brutal hoax. The country’s powerful unions had outspokenly opposed the new leader’s rise to power. He hated and feared them.  But soon after he took power, he shocked the unions by promising them he’d be on their side. To show his government’s “solidarity with the worker,” he flew union leaders from across the...WW…