Liu Yin
Chinese warlord and governor
Born in 874, Liu Yin served as a warlord and governor during the tumultuous Five Dynasties period in China. Liu established control over significant territories and played a critical role in the military and political landscape of the era. He governed multiple regions, demonstrating administrative and military prowess. His leadership contributed to the complexities of local governance amidst the decline of central authority. Liu's death occurred on April 4, 911, marking the end of his influence over the region.
Governed several regions in China
Demonstrated military leadership
Other People Who Died on April 4th
Oskari Tokoi
Finnish socialist politician and leader
Born
May 15th, 1873 152 years ago
Died
April 4th, 1963 62 years ago — 89 years old
A socialist politician active in Finland, held the position of Chairman of the Senate of Finland during 1917. Played a significant role in the Finnish parliament and the labor movement. Contributed to the establishment of workers' rights and social welfare policies in Finland. Involved in the Finnish Civil War, aligning with the Red faction, which ultimately resulted in his exile following their defeat.
Continue ReadingKaren Spärck Jones
Computer Scientist and Academic
Born
August 26th, 1935 90 years ago
Died
April 4th, 2007 18 years ago — 71 years old
Contributions to information retrieval and natural language processing characterized the career of this English computer scientist. Spárck Jones developed the concept of term frequency-inverse document frequency (TF-IDF), a fundamental technique in text mining and information retrieval. The scholar participated in various academic institutions, fostering research in computational linguistics and contributing to the development of algorithms that enhanced the efficiency of search engines. Throughout her career, she advocated for women in computing, encouraging greater representation and involvement in the field.
Continue ReadingNed McWherter
Tennessee Governor, budget reform advocate
Born
October 15th, 1930 95 years ago
Died
April 4th, 2011 14 years ago — 80 years old
Served as the 46th Governor of Tennessee from 1987 to 1995. Focused on educational reform and economic development during tenure. Prioritized a balanced budget and improved state infrastructure. Held positions in the Tennessee House of Representatives prior to governorship, contributing to legislative processes and budget oversight. After leaving office, continued involvement in state and local politics.
Continue ReadingHarald Riipalu
Russian-Estonian military commander
Born
February 13th, 1912 113 years ago
Died
April 4th, 1961 64 years ago — 49 years old
Born in 1912, a military commander served in the Russian army during World War II. Achieved the rank of colonel and commanded troops in various operations. Post-war, contributed to military education in Estonia, focusing on the development of officer training programs. Involved in military-political discussions and played a role in shaping the post-war military strategy in Estonia. Passed away in 1994.
Continue ReadingWilliam Crookes
Chemist and physicist; inventor of the Crookes tube
Born
June 17th, 1832 193 years ago
Died
April 4th, 1919 106 years ago — 86 years old
Contributed significantly to the study of atomic structure and radiation. Conducted experiments in spectroscopy and developed new vacuum tubes that led to advancements in electronics. Demonstrated the existence of thallium in 1861 using spectroscopy. Worked on the properties of cathode rays, leading to the development of the Crookes tube, which was pivotal in the field of electron research. Later, investigated the properties of radioactivity and was involved in the study of psychic phenomena.
Continue ReadingMax Frisch
Swiss playwright and novelist
Born
May 15th, 1911 114 years ago
Died
April 4th, 1991 34 years ago — 79 years old
A prominent playwright and novelist from Switzerland, contributed significantly to German-language literature in the 20th century. In 1964, produced the influential play 'The Fire Raisers', which explored themes of guilt and responsibility. Another notable work, 'I'm Not Stiller', was a critical reflection on identity and self-perception. Frisch's writing often focused on existentialist themes, merging personal and societal concerns in a unique narrative style. Received multiple awards, including the Georg Büchner Prize in 1958.
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