William McKinley actually said...

"In granting such clearance under a permit vessels of the customs will advise masters or owners that clearance under permit and the use of the flag of the United States hereby authorized do not confer ..."

"The form and manner of the issuance of permits provided for in this paragraph shall be prescribed by the Secretary of War."

"Such vessel upon entering into a port of the United States would be Subject to the provisions of Sections 2497, 4219 and 4225 of the Revised Statutes and such other laws as may be applicable."

"The rights and privileges of such a vessel as to enter clearance dues, charges, etc., in foreign ports and in ports of the United States will be determined by the laws of the country in which the port..."