Since February 2024, the Russian Armed Forces have advanced between 15 and 70 metres per day on their main offensive fronts — slower than any major military in the last century. We found some competition.
Advance rates: CSIS "Russia's Grinding War in Ukraine" (Jan 2026). Animal data: University of Exeter (snail), World Animal Protection (sloth), National Geographic / Max Planck Institute (tortoise). Casualties: ISW (Dec 2025).
Sources: CSIS "Russia's Grinding War in Ukraine" (Jan 2026) · ISW Russian Offensive Campaign Assessment (Dec 2025) · University of Exeter snail study (2013) · World Animal Protection · National Geographic / Max Planck Institute for Ornithology.