The U. S. has immigration laws forbidding access to the country to persons advocating or practising polygamy, advocating the overthrow of constituted government, etc. The immigration officers of the Department of Labor have authority in enforcing these laws. A portion of the authority is also vested in the State Department through the power of its agents abroad in granting or denying visas for the passports of alien visitors.
That authority was exercised recently in refusing a visa to Shapurji Saklatvala, Communist member of the British Parliament. Last year it was exercised in...