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Chaim Herzog (חיים הרצוג)
Chaim Herzog (חיים הרצוג), Irish-born Israeli major general, diplomat and sixth President of Israel (1983–1993), head of IDF military intelligence, UN ambassador who tore up Resolution 3379, father of President Isaac Herzog.
Chaim Meir Hager (Imrei Chaim), Vishova and Bnei Brak
Chaim Meir Hager (Hebrew: חיים מאיר הגר), known as the Imrei Chaim, was the fourth Rebbe of the Vizhnitz Hasidic dynasty from 1936 to 1972.
Chaim Nahum
Chaim Nahum, also known as Haim Naum, was a Sephardic rabbi who served as the last Chief Rabbi of the Ottoman Empire and then Chief Rabbi of Egypt.
Chaim Soloveitchik
Chaim Soloveitchik (1853–1918), known in the yeshiva world as Reb Chaim Brisker, was a Lithuanian rabbi of Volozhin and Brisk who founded the conceptual Brisker method of Talmud study.
Chaim Weizmann (חיים עזריאל ויצמן)
Chaim Weizmann (חיים עזריאל ויצמן), 1874–1952, chemist and Zionist leader, first President of Israel 1949–1952; his acetone fermentation process aided Britain in WWI and helped him win the 1917 Balfour Declaration.
Chaim Zaher
Chaim Zaher is a Lebanese-born Brazilian education entrepreneur, founder of Grupo SEB, which grew from one prep course into a group serving hundreds of thousands of students.
Chain gang
Chain gang: groups of prisoners shackled at the ankles performing public hard labor, chiefly Southern road work after the Civil War; successor to convict leasing, abolished in the 1940s, revived in the 1990s.
Chain Home
Chain Home, also known as AMES Type 1, was Britain's first operational early-warning radar network, giving Fighter Command about 20 minutes' warning during the Battle of Britain.
Chain letter
Chain letter: a message explicitly instructing recipients to copy and forward it, promising luck or reward and threatening misfortune. Also called Himmelsbrief tradition, luck chains, money chains; dates to 1888 in modern form, moved to email and social media.
Chain of custody
Chain of custody is the documented tracking of evidence through collection, safeguarding, and analysis, recording each handler, transfer date/time, and purpose; gaps may reduce evidentiary weight without barring admission.
Chain store
A chain store, also known as a multiple store, is one of a group of retail outlets selling the same kind of merchandise under common ownership and central control of buying, planning, and warehousing.
Chainalysis
Chainalysis is a blockchain data platform founded in 2014 that sells cryptocurrency tracing software and investigation services to governments, exchanges, and banks in over 70 countries.
Chaîne opératoire
The chaîne opératoire, French for "sequence of operations," is an archaeological method reconstructing an object's production, use, and discard to infer past techniques and choices.
Chair of the Federal Reserve
The Chair of the Federal Reserve, known as the Fed Chair, heads the Fed's Board of Governors and chairs the FOMC, which sets the federal funds rate.
Chairman of the Joint Chiefs of Staff
Chairman of the Joint Chiefs of Staff (CJCS), created in 1949, is the highest-ranking U.S. military officer and principal military adviser to the President, Secretary of Defense, and NSC, holding advisory but no command authority; reshaped by the 1986 Goldwater-Nichols Act; 22nd Chairman is General Dan Caine since April 2025.
Chairman of the Kurultai
Chairman of the Kurultai: presiding officer of a kurultai assembly. In Kyrgyzstan, the People's Kurultai's chairman is elected by its presidium; in Kazakhstan, Aibek Dadebay became Chairman of the legislative Qurultai in 2026.
Chairperson of the African Union
Chairperson of the African Union: the one-year rotating head-of-state chair of the AU, currently Évariste Ndayishimiye of Burundi (2026), distinct from the AUC Chairperson Mahmoud Ali Youssouf.
Chairperson of the Union Public Service Commission
Chairperson of the Union Public Service Commission (UPSC), head of India's central recruiting body under Articles 315-323. Appointed by the President, six-year term or age 65; first holder Sir Ross Barker (1926), current Dr. Ajay Kumar (May 2025).
Chairul Tanjung
Chairul Tanjung (born 1962 in Jakarta) is an Indonesian billionaire entrepreneur who founded and chairs CT Corp, a conglomerate spanning banking, retail, and media; he briefly served as Indonesia's Coordinating Minister for Economic Affairs in 2014.
Chait Singh
Chait Singh (चैत सिंह) was Raja of Benares from 1770 until the East India Company deposed him in 1781 after a revolt against Warren Hastings.
Chaitanya Charitamrita
Chaitanya Charitamrita (চৈতন্য চরিতামৃত) is a Bengali hagiography of the Vaisnava leader Krishna Chaitanya (1486–1533), written by Krishnadasa Kaviraja in the early 1600s and regarded as the most authoritative of Chaitanya's biographies.
Chaitanya Mahaprabhu (চৈতন্য মহাপ্রভু)
Chaitanya Mahaprabhu, also known as Caitanya, was a Bengali saint born in 1486 who founded the sankirtana chanting movement that became Gaudiya Vaishnavism, a Krishna-centered bhakti tradition.
Chaitanya Raj Singh (चैतन्य राज सिंह)
Chaitanya Raj Singh (चैतन्य राज सिंह), 44th Maharawal of Jaisalmer since 2021 and head of the Bhati Rajputs; SOAS-educated social entrepreneur behind Everest Eco Hemp, the GYAAN Center, and the NCERT map correction.
Chaitanya Ramalingegowda
Chaitanya Ramalingegowda is an Indian entrepreneur who co-founded Wakefit Innovations, a Bengaluru direct-to-consumer sleep and home solutions company, with Ankit Garg in 2016; it listed on the NSE and BSE in 2025.
Chajoma
The Chajoma, also called the Akajal, were a Kaqchikel-speaking Maya polity of the Late Postclassic period in highland Guatemala, whose fortified capital is the archaeological site Mixco Viejo.
Chak dynasty
The Chak dynasty (چک سلطنت) was a Shi'a Muslim dynasty of Dardic origin that ruled Kashmir from 1561 until Mughal annexation under Akbar in 1586.
Chak Tok Ichʼaak I
Chak Tok Ichʼaak I, translated as Great Jaguar Paw, was the 14th king of the Maya city of Tikal in Guatemala, reigning from about 360 to 378.
Chak–Magre civil wars
The Chak–Magre civil wars (کشمير کي چک-مغري جنگيں) were factional conflicts in Kashmir between the Chak and Magre noble families, ending with the Mughal conquest of 1586.
Chaka Fattah
Chaka Fattah (born Arthur Davenport, 1956) was a Democratic U.S. representative from Philadelphia's Second District, 1995–2016, creator of GEAR UP, later convicted of racketeering and sentenced to 10 years.
Chakavian
Chakavian (Serbo-Croatian Latin: čakavski) is one of the three principal dialects of Croatian, named after its word for "what" and spoken along the Adriatic coast and islands of Croatia.