Listen Read Original Document Transcript War between the United States and Germany was proclaimed by the President of the United States, April 6, 1917. After referring to laws of the United States which empower him to. restrain or remove enemy subjects, and to make regulations, the President, among other things, appeals to Americans to uphold the laws of this land of Freedom, calls attention to the fact that war … Continue reading War Bulletin 1F April 1917: For Enemy Aliens