″🟡 Iran says it will target US naval vessels, GPT-5.5 similar to Mythos on cyber tasks || Global Risks Weekly Roundup #18/2026″ by Nuño Sempere

Executive summary Geopolitics: Iran unveiled a fresh peace proposal, but Trump was not satisfied with it and says that Iran has not paid a big enough price for the war to end yet. The US said it would guide stranded vessels through the Strait of Hormuz, but Iran warned it could attack US naval vessels in response. Will Congress put any constraints on the war in Iran by June 1, 2026, using the War Powers Act? Our forecasters think there's a 6% (5% to 7%) chance. Will there be a new conflict in Africa that kills over 100 thousand people before May 1, 2027? Our forecasters think there's a 17% (15% to 30%) chance. Technology and AI: OpenAI's GPT-5.5 was found to have a similar level of performance to Anthropic's Mythos model on the UK AISI's suite of cyber tasks. Unlike Mythos, it has been publicly deployed. Will OpenAI de-deploy GPT-5.5, making it unavailable to the general public, before 2027 because of its use in cyberattacks? Our forecasters believe there's a 7% (5% to 8%) chance. Economy: Brent crude oil prices reached a new war-related high, as did gas prices in the US. Outgoing [...] ---Outline:(00:18) Executive summary(02:09) Geopolitics(02:12) Middle East(03:07) The Americas(03:48) The United States(04:58) Europe(05:30) Africa(06:03) Technology and artificial intelligence(10:10) Economy(13:08) Biorisk(13:37) Nature and climate --- First published: May 4th, 2026 Source: https://blog.sentinel-team.org/p/iran-says-it-will-target-us-naval --- Narrated by TYPE III AUDIO. ---Images from the article:Apple Podcasts and Spotify do not show images in the episode description. Try Pocket Casts, or another podcast app.