May 13—American note protests against submarine policy culminating in the sinking of the "Lusitania."
May 23—Italy declared war on Austria-Hungary.
May 25—Coalition cabinet formed in Great Britain; Asquith continues to be Prime Minister.
May 25—American steamship "Nebraskan" attacked by submarine.
May 28—Germany's answer to American note of May 13.
June 1—Supplementary note from Germany in regard to the "Gulflight" and "Cushing."
June 3—Przemysl retaken by Germans and Austrians.
June 8—Resignation of William J. Bryan, Secretary of State.
June 9—Monfalcone occupied by Italians, severing one of two railway lines to Trieste.
June 9—United States sends second note on "Lusitania" case.