Hybrid Warfare: Ukraine, Russia and Western Lessons

Policy Brief No. 209

September 29, 2025

One of the weapons in Russia’s arsenal against Ukraine is the use of hybrid attacks, which combine informational, trade and conventional warfare. These attacks began before Russia’s invasion of Ukraine in 2022 and have since been used against Western allies of Ukraine, prompting other authoritarian regimes to adopt the same tactics and raising global security concerns as a result. This policy brief looks at what Western countries, including Canada, can learn from Ukraine’s experiences to protect themselves from similar attacks.

About the Author

Anna Romandash is an award-winning journalist and author of Women of Ukraine: Reportages from the War and Beyond (2023). She is a visiting fellow at the Digital Policy Hub.