"Never mind, Mr. Wilson; it is only a little Lusitania blood on the envelope"

On July 9th the German Merchant Submarine Deutschland arrived at Baltimore carrying a cargo of 1,000 tons of merchandise, principally dye stuffs. According to a statement by Captain Koenig, commander of the Deutschland, she was the first of a number of similar vessels which were being built for the purpose of breaking the British blockade of Germany.

It was stated at the time that the captain of the submarine brought a personal letter from the German Emperor to President Wilson.