Related Experiment Video
Updated: May 13, 2026

07:36
Angiogenesis in the Ischemic Rat Lung
Published on: February 8, 2013
The War of Jenkins' Ear
Evan M Graboyes1, Timothy E Hullar
1Department of Otolaryngology, Washington University in St. Louis, 660 South Euclid Avenue, St. Louis, MO 63110, USA.
Summary
Surgical repair options for traumatic ear injuries were limited in the 18th century. These limitations may have amplified the impact of Robert Jenkins' ear injury, contributing to the War of Jenkins' Ear.
Area of Science:
- Medical History
- Plastic Surgery
- Otolaryngology
Background:
- The War of Jenkins' Ear (1739-1748) was ostensibly triggered by the severing of Captain Robert Jenkins' ear by Spanish sailors in 1731.
- This historical incident provides a unique lens to examine the state of auricular reconstructive surgery in the mid-18th century.
Observation:
- Historical records indicate a lack of established surgical techniques for complete traumatic auriculectomy during the period of Jenkins' injury.
- While methods for partial ear defect reconstruction existed, favoring local post-auricular flaps, total reconstruction was not a standard procedure.
Findings:
- Eighteenth-century surgeons lacked experience with total auricular avulsion repair, with some preferring prosthetic devices over surgical intervention.
- Reconstructive techniques for the auricle were less advanced compared to those available for nasal defects at the time.
Implications:
- The limitations in treating traumatic auricular defects may have heightened the symbolic importance of Jenkins' injury, contributing to the outbreak of war.
- Despite the ear incident, underlying geopolitical and commercial rivalries between Britain and Spain in the Caribbean were the primary drivers of the conflict.
Related Concept Videos
Robbers Cave
During the 1950s, the landmark Robbers Cave experiment demonstrated that when groups must compete with one another, intergroup conflict, hostility, and even violence may result. At the Oklahoman summer camp, two troops of boys—termed the Rattlers and the Eagles—took part in a week-long tournament. During this time, their negativity culminated in derogatory name-calling, fistfights, and even vandalism and destruction of property. However, this work also revealed that such tension could be...
Anatomy of the Ear
Auditory sensation, commonly called hearing, involves the transformation of sonic waves into neural impulses facilitated by the structures of the auditory organ. The prominent, flesh-like structure on the side of the head, called the auricle, directs sound waves towards the auditory canal. The auricle is often mislabeled as the pinna, a term more aligned with mobile structures like a feline's external ear. The auditory canal penetrates the cranium via the external auditory meatus of the...
Hearing
When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.
Minor Losses in Pipes
In pipe systems, minor losses refer to energy losses arising from components such as valves, bends, fittings, expansions, and other features that disrupt the steady flow of fluid. These disturbances cause energy dissipation through turbulence and resistance, which engineers quantify to manage system efficiency effectively.
Valves play a significant role in generating minor losses by obstructing or redirecting the fluid flow. When a valve is closed or partially closed, it restricts the flow...
Valves play a significant role in generating minor losses by obstructing or redirecting the fluid flow. When a valve is closed or partially closed, it restricts the flow...
The Auditory Ossicles
The auditory ossicles of the middle ear transmit sounds from the air as vibrations to the fluid-filled cochlea. The auditory ossicles consist of two malleus (hammer) bones, two incus (anvil) bones, and two stapes (stirrups), one on each side. These bones develop during the fetal stage and are the ones to ossify first. They are fully mature at birth and do not grow afterward.
The aptly named stapes look very much like a stirrup. The three ossicles are unique to mammals, and each plays a role in...
The aptly named stapes look very much like a stirrup. The three ossicles are unique to mammals, and each plays a role in...
Sound Waves: Interference
Sound waves can be modeled either as longitudinal waves, wherein the molecules of the medium oscillate around an equilibrium position, or as pressure waves. When two identical waves from the same source superimpose on each other, the combination of two crests or two troughs results in amplitude reinforcement known as constructive interference. If two identical waves, that are initially in phase, become out of phase because of different path lengths, the combination of crests with troughs...
