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The Cipher Brief curates open source information from around the world that impacts national security. Here’s a look at today’s headlines, broken down by region of the world.

Open Source Report for Friday, May 2, 2025.

Friday, May 2, 2025

Trump ousts Waltz as National Security Advisor, Rubio assumes the role for now

Trump seeking record $1.01 trillion budget for national security

Intelligence suggests Putin’s immediate goals for Ukraine war may have shifted

Europe Is Racing to Build Its Own Version of the U.S. Military-Industrial Complex

China’s military reveals details of Type 094 nuclear submarine for first time

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