William McKinley actually said...
Now, therefore, I, William McKinley, President of the United States, by virtue of the authority in me vested, do hereby, declare, proclaim, and make known that the following-described lands be and the same are hereby reserved for naval purposes until such time as the Congress of the United States shall otherwise direct, to wit:
Context
Proclamation 435—Reserving for Naval Purposes Certain Lands in Puerto Rico
03/28/1899