حساب تويتر melsaaidy11
للتواصل Eqkawkab@gmail.com
المصادر:- A WORLD UNDONE(book)
https://www.history.com/news/what-was-the-zimmermann-telegram
https://www.bbc.com/news/uk-38581861
https://history.blog.gov.uk/2017/01/16/the-zimmermann-telegram-and-room-40/
THE ECONOMICS OF WORLD WAR I: A COMPARATIVE QUANTITATIVE ANALYSIS , Stephen Broadberry
https://fraser.stlouisfed.org/files/docs/publications/FRB/pages/1915-1919/26873_1915-1919.pdf




