Because unions are combinations in potential restraint of trade, indiscriminate application of the Sherman Anti-Trust Act to them would raise hob with U. S. Labor. In particular, unions would lose their most potent weapon: the strike.
This week, in the case of Apex Hosiery Co. v. a branch of the C. I. O. hosiery workers' union in Philadelphia, the U. S. Supreme Court decided the status of unions under the Sherman Act. Essence of the decision: strikes (including sitdowns), organizational drives, other normal union activities are not within the act's purview. But unions "are to some extent and in some circumstances...