Palmer basically was trying to incite paranoia during what was known as the "Palmer Raids" of 1919. He stressed that Communism would take over America. "criminal minds" and the "lower appetites, material and moral" of Communism would destroy America.
It was justified because he did what anyone else with the opportunity would do. His businesses practices were creating monopolies and trusts but what he was doing wasn't illegal up to a certain point in time when the courts decided to intervene. They all did it and they all became immeasurably wealthy. The government responded by introducing new laws to prevent such trusts and the labor was unsatisfied because they controlled everything.
There are 365 days in a year.
