At the same time secret German-Soviet talks were held in [[Moscow]] which resulted in signing of the [[Molotov-Ribbentrop Pact]] on August 22. The full text of the treaty, including the secret protocol assuming a partition of Poland and Soviet military help to Germany in case of war, was known to the British government thanks to Hans von Herwarth, an American informer in the German Ministry of Foreign Affairs. Yet, Poland's government was not informed of this fact either.<ref name="Bohlen">{{cite book | author =Charles E. Bohlen | title =Witness to history, 1929-1969 | year =1973 | editor = | pages =562 | chapter = | chapterurl = | publisher =Norton | location = | id =ISBN 978-0393074765 }}</ref> | At the same time secret German-Soviet talks were held in [[Moscow]] which resulted in signing of the [[Molotov-Ribbentrop Pact]] on August 22. The full text of the treaty, including the secret protocol assuming a partition of Poland and Soviet military help to Germany in case of war, was known to the British government thanks to Hans von Herwarth, an American informer in the German Ministry of Foreign Affairs. Yet, Poland's government was not informed of this fact either.<ref name="Bohlen">{{cite book | author =Charles E. Bohlen | title =Witness to history, 1929-1969 | year =1973 | editor = | pages =562 | chapter = | chapterurl = | publisher =Norton | location = | id =ISBN 978-0393074765 }}</ref> |