The American note of April 18, 1916, on the “Sussex,” stating that diplomatic relations would be severed unless the current methods of submarine warfare were abandoned—Memorandum published on April 27, 1916, concerning the status of armed merchant ships—Memorandum communicated to Germany on April 28, 1916, regarding the conduct of naval vessels toward enemy and neutral merchant ships


[308] The Secretary of State to the Ambassador in Germany (Gerard)

File No. 763.72/2597a


[309] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2599


[310] The Consul at Cork (Frost) to the Secretary of State

File No. 763.72/2610


[311] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2603


[313] The Secretary of State to the British Ambassador (Spring Rice)

File No. 763.72/2569


[314] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2614


[315] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2613


[316] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2617


[317] The Consul General at London (Skinner) to the Secretary of State

File No. 763.72112/2471


[318] The Secretary of State to the Ambassador in Great Britain (Page)

File No. 704.4162/14a


[319] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2629


[320] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/13485


[321] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2630


[322] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2632


[323] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2633


[325] The British Ambassador (Spring Rice) to the Secretary of State

File No. 763.72/2636


[326] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2635


[327] The Secretary of State to the Ambassador in Germany (Gerard)

File No. 124.62/6


[328] The Ambassador in Austria-Hungary (Penfield) to the Secretary of State

File No. 763.72/2638


[329] The British Ambassador (Spring Rice) to the Secretary of State

File No. 763.72/2646½


[330] The Secretary of State to the Ambassador in Great Britain (Page)

File No. 763.72/2638a


[331] The Secretary of State to the Ambassador in Germany (Gerard)

File No. 763.72/2630


[332] The Secretary of State to the German Ambassador (Bernstorff)

File No. 841.857Ar1/128


[333] The Ambassador in Germany (Gerard) to the Secretary of State

File No. 763.72/2649


[334] The Ambassador in Austria-Hungary (Penfield) to the Secretary of State

File No. 861.857Im7/2


[335] The Secretary of State to the Ambassador in Germany (Gerard)

File No. 763.72/2630


[336] The Secretary of State to the Ambassador in Germany (Gerard)

File No. 763.72/2635a