war Black September Although they are one people, the only armed clash between them caused the deaths of 1,410 Jordanians and more than 4,000 Palestinians. So what is Black September? Hayder al Smadi A physics teacher/ and researcher in the history of modern warfare More posts by Hayder al Smadi. Hayder al Smadi 17 Sep 2020 • 9 min read Subscribe to Utopia Educators Get the latest posts delivered right to your inbox Subscribe Great! Check your inbox and click the link to confirm your subscription. Please enter a valid email address!