In the mid-19th century, sea bird droppings—known as guano—were worth their weight in gold thanks to their unprecedented power as agricultural fertilizer and gunpowder nitrate source. Peru’s Chincha Islands were the epicenter of this white-gold rush, stacked high with centuries of accumulated seabird excrement. Tensions were already boiling during the Chincha Islands War (1864–1866) between Spain and South American allies, but a far less dignified battle was fought over shipping manifests.
In late 1865, a crucial supply shipment bound for allied blockading vessels met with complete chaos at port. A high-priority crate intended for gunnery maintenance, labeled 'High-Grade Nitrogen Catalyst', was mistakenly swapped with a crate of raw, unrefined seabird guano meant for agricultural testing. When naval quartermasters opened the crate expecting precision chemical agents for artillery prep, they were greeted by the pungent, eye-watering stench of fermented bird feces.
Meanwhile, an agricultural research outfit received the actual chemical compounds and dumped them onto experimental crop beds, instantly scorching a season’s worth of test soil. The resulting accusation of sabotage triggered a bitter two-month logistical feud between Chilean port authorities and Peruvian supply contractors. Quartermasters stubbornly refused to sign off on subsequent provision deliveries, leaving sailors stranded with meager rations while both sides traded furious formal letters blaming each other for the foul-smelling mix-up.
By the time the bureaucratic mess was untangled, the 'Guano Crate Feud' had become a legend among sailors, proving that during the 19th-century fertilizer boom, even a tiny mix-up of bird poop could bring military logistics to a grinding halt.