100 Mistakes that Changed History - Bill Fawcett - Google Books
Reeling from the plague, Europeans killed off cats believing they carried the disease—only for the rat population (the actual carriers) to explode. 100 Mistakes that Changed History - Bill Fawcett
Examines military failures like the French invasion of Russia, where supply line errors altered European history. The book you are looking for is likely
Explores how catastrophic failures in planning or misjudging enemy capabilities led to shifted power balances. 100 Mistakes that Changed History - Bill Fawcett
The book you are looking for is likely the Arabic translation of (Arabic title: 100 خطأ غيرت مجرى التاريخ ) by American military historian Bill Fawcett .
The book focuses on 100 specific decisions, actions, or accidents where someone "knew better" or "should have known better" than to make the choice they did.
A classic example of preparing for the last war rather than the current one, leading to France's rapid fall in WWII.