Murad II
Ottoman Sultan during the 15th century
Ottoman Sultan during the 15th century
1404
621 years ago
Leaders & Politicians
Turkey
Ruled as the Ottoman Sultan from 1421 to 1444 and again from 1446 until 1451. His reign was marked by significant military campaigns and consolidating power. Led the Ottomans in the Battle of Varna in 1444 against the Kingdom of Poland and the Kingdom of Hungary. Focused on centralizing authority and enhancing the administrative structure of the empire. Oversaw cultural developments and the establishment of strong military forces to expand territorial control.
Consolidated the power of the Ottoman Empire
Achieved victory at the Battle of Varna
Strengthened the administrative structure
Contributions to physics and engineering included significant advancements in X-ray technology. Developed the Coolidge tube, an innovation that improved X-ray imaging quality and efficiency, which played a crucial role in medical diagnostics. Work in the field of thermionic emission led to further exploration in electron microscopy. Registered numerous patents during a prolific career, contributing to both academic and practical aspects of engineering.
Continue ReadingAn actor, director, and producer, contributed significantly to the genre of erotic cinema. Created and produced the television series "Red Shoe Diaries," which became a cult classic. Directed and produced the film "9½ Weeks," a notable work that explored themes of sensuality. Worked on various other film and television projects throughout a career spanning several decades.
Continue ReadingServed as a Democratic member of the United States House of Representatives from Illinois from 1973 to 1997. During tenure, contributed to various legislative efforts, focusing on healthcare, education, and civil rights. Collins was the first African American woman elected to Congress from Illinois. Advocated for women's rights and minority issues throughout career. After retirement, remained involved in community service and political advocacy.
Continue ReadingBecame the first African American to compete on the PGA Tour after breaking racial barriers in professional golf. Won the 1967 Greater Hartford Open and the 1975 Long Beach Open. Pioneered the path for future generations of golfers. Inducted into the World Golf Hall of Fame in 2014, recognizing contributions to the sport.
Continue ReadingA prominent figure in the field of evolutionary biology and ornithology, this individual contributed significantly to systematics and species concepts. Authored several influential works, including 'Systematics and the Origin of Species,' which shaped modern taxonomy. Served as a professor at Harvard University and engaged in extensive studies of tropical birds during field research in the Caribbean and South America. Played a vital role in enhancing the understanding of speciation processes.
Continue ReadingServed as the 7th Chief Minister of Madras State and founded the Dravida Munnetra Kazhagam (DMK) political party. Instrumental in advancing Dravidian ideology and promoting social justice. Played a pivotal role in the anti-Hindi agitation in Tamil Nadu, emphasizing the protection of the Tamil language. Authored several works on politics and literature, contributing to the discourse on Tamil identity and rights. Passed away in 1969, leaving a significant legacy in Tamil Nadu politics.
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