Summers to Lansing on Soviet telegram to Germany on German failure to act in accord to Brest-Litovsk treaty File No. 861.00/1793 [Telegram] Moscow 1 May 1918 [Received 15 May 7:58 p.m.] 451.     Following is translation full official text radiogram from People's Commissariat Foregin Affairs April 26 to German Ministry Foreign Affairs of which substance given in my No. 439. Chicherin to German Ministry of Foreign Affairs on failure of Germany to abide by the treaty of Brest-Litovsk SUMMERS Documents on US Foreign Policy in Russia [Subject] [Author] [Date]