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The “Too Compex” Propeller That Made U.S. Fighters 100 MPH Faster

Untold War Archives • November 21, 2025

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Untold War Archives brings you the hidden stories of World War II — moments of shock, survival, and humanity that never made it into the textbooks. From soldiers confronting unexpected mercy to civilians living through cultural upheaval, we reveal the forgotten details that reshaped lives and nations. Every story uncovers a side of war you’ve never seen before.

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The “Too Compex” Propeller That Made U.S. Fighters 100 MPH Faster

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