Hugh O'Neill
Earl of Tyrone and rebel leader
Born
1550
476 years ago
Died
Category
Leaders & Politicians
Country
Ireland
Links & References
Earl of Tyrone led the Irish resistance against English rule in the late 16th and early 17th centuries. During the Nine Years' War (1594-1603), commanded Irish forces in a major conflict against the English crown seeking to establish control over Ireland. Concluded military campaigns with the Treaty of Mellifont, which marked a significant capitulation of Gaelic lords to English rule. Following the war, faced ongoing challenges of exile and negotiation for Irish rights and land.
Led Irish forces during the Nine Years' War
Signed the Treaty of Mellifont in 1603
Other People Who Died on July 20th
Jean Ingelow
English poet and author of 'Divided'
Born
March 17th, 1820 206 years ago
Died
July 20th, 1897 128 years ago — 77 years old
Born in 1820 in England, a poet and author contributed significantly to English literature during the Victorian era. Ingelow published her first collection of poems, 'A Rhymed Dialogue,' in 1863. Her most notable work, 'Divided,' achieved widespread recognition and popularity, reflecting themes of love and nature. Ingelow also wrote novels, children's fiction, and stories for Young Ladies, displaying versatility in literary forms. Her poetry often featured intricate rhythms and vivid imagery, appealing to a wide audience of readers. In the latter part of the 19th century, she gained a reputation as a prominent literary figure, receiving accolades from her contemporaries.
Continue ReadingPierre Fabre
Pharmacist, founder of Laboratoires Pierre Fabre
Born
April 16th, 1926 99 years ago
Died
July 20th, 2013 12 years ago — 87 years old
A pharmacist established Laboratoires Pierre Fabre, a major player in the pharmaceutical and dermo-cosmetics industry. Utilized expertise in herbal medicine to develop innovative products, merging science and nature. Focus grew on dermatological solutions, leading to the creation of a wide range of skincare products under various brands. Expanded the company into a global entity while retaining a strong commitment to research and development.
Continue ReadingOlga Hahn-Neurath
Mathematician and philosopher of science
Born
July 20th, 1882 143 years ago
Died
July 20th, 1937 88 years ago — 55 years old
Contributions to mathematical philosophy and scientific methodology were significant. Developed theories that combined insights from mathematics, philosophy, and social sciences. Worked on the foundations of the social sciences, emphasizing formalization and systematic approaches to research. Involvement with the Vienna Circle highlighted engagement with logical positivism and the philosophy of science. Promoted the understanding of the synergies between mathematical notation and human cognition.
Continue ReadingBernhard Riemann
Mathematician and creator of Riemann surfaces
Born
September 17th, 1826 199 years ago
Died
July 20th, 1866 159 years ago — 39 years old
A mathematician contributed significantly to the fields of analysis, differential geometry, and number theory. Riemann introduced concepts such as Riemann surfaces and Riemannian geometry, which laid the groundwork for modern mathematical analysis and theoretical physics. The Riemann Hypothesis, a conjecture regarding the distribution of prime numbers, remains one of the most important unsolved problems in mathematics. Riemann's methods also influenced later developments in complex analysis and topology.
Continue ReadingJames Alexander Calder
Canadian politician and educator
Born
September 17th, 1868 157 years ago
Died
July 20th, 1956 69 years ago — 87 years old
Served as the Canadian Minister of Militia and Defence from 1921 to 1926. Contributed to military and educational reforms during tenure. Advocated for improved training and mobilization of Canadian forces. Engaged in various initiatives to enhance the effectiveness of the military.
Continue ReadingKarl Bernhard Zoeppritz
Geophysicist and seismologist
Born
October 22nd, 1881 144 years ago
Died
July 20th, 1908 117 years ago — 26 years old
Contributed significantly to the field of geophysics and seismology. Developed Zoeppritz equations, which describe the reflection of seismic waves at an interface between two different elastic materials, essential for exploration geophysics. Made substantial advancements in understanding how seismic waves interact with geological structures. Conducted research that laid foundational work for future studies in seismic analysis and petroleum exploration.
Continue Reading