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Clay Shaw
Clay Lavergne Shaw (1913–1974), New Orleans businessman and International Trade Mart director; only person tried for conspiracy in the JFK assassination; acquitted in 1969; CIA domestic contact 1948–1956.
Clay tablet
Clay tablet: flat quadrangular clay writing surface, the main writing vehicle of the ancient Near East from the mid-fourth millennium BCE, inscribed with a reed stylus in cuneiform, usually sun-dried rather than fired.
Clay Travis
Clay Travis, American conservative sports and political media personality; founded OutKick (2011), sold it to Fox (2021), co-hosts The Clay Travis & Buck Sexton Show, launched Sport & State in 2026.
Clay Yarborough
Clay Yarborough is an American Republican politician who represents Florida Senate District 4, after six years in the Florida House and eight on the Jacksonville City Council.
Clayton Antitrust Act
The Clayton Antitrust Act, enacted in 1914, is a United States federal statute that supplements the Sherman Act by prohibiting price discrimination, tying contracts, anticompetitive mergers, and interlocking directorates.
Clayton Christopher
Clayton Christopher is an American consumer-brand entrepreneur and venture investor who founded Sweet Leaf Tea, sold to Nestlé in 2011, co-founded Deep Eddy Vodka, and co-founded CAVU Venture Partners.
Clayton Fountain
Clayton Anthony Fountain (1955-2004), US Marine-turned-federal prisoner, killed five people including Officer Robert Hoffmann at USP Marion on October 22, 1983, triggering Marion's permanent lockdown and the supermax model, then converted to Catholicism in isolation.
Clayton Morris
Clayton Morris (born 1976), former Fox & Friends Weekend co-host, left Fox News in 2017 for his turnkey real estate firm Morris Invest, faced investor fraud lawsuits, moved to Portugal in 2019, and now hosts Redacted with his wife Natali.
Clayton Valli
Clayton Valli (1951–2003), American Deaf linguist and ASL poet from Newburyport, Massachusetts; first doctorate in ASL poetics, author of Linguistics of American Sign Language, and pioneer of ASL rhyme and meter analysis.
Clayton–Bulwer Treaty
The Clayton–Bulwer Treaty, signed in 1850 by John M. Clayton and Sir Henry Bulwer, bound the United States and Britain not to seek exclusive control over a Central American canal.
Clayton, Dubilier & Rice
Clayton, Dubilier & Rice (CD&R) is a New York- and London-based private equity firm founded in 1978, known for an operational, business-building approach to buyouts.
Clean Air Act (United States)
The Clean Air Act, also known as the Muskie Act, is the United States federal law regulating air emissions from power plants, factories, and vehicles, first enacted in 1955.
Clean Air Act 1956
The Clean Air Act 1956 was a UK law, the first nationwide legislation against air pollution, introducing smoke control areas after the Great Smog of London of 1952.
Clean Energy Ventures (venture capital firm)
Clean Energy Ventures is a Boston, Massachusetts venture capital firm founded in 2017 that invests in early-stage climate technology companies, with over $415 million under management.
Clean slate and continuity theories of treaty succession
The clean slate and continuity theories of treaty succession are rival doctrines on whether a new state inherits its predecessor's treaties, addressed by the 1978 Vienna Convention.
Clean Water Act
The Clean Water Act (CWA), also called the Federal Water Pollution Control Act as amended in 1972, is the principal US water pollution law, built on NPDES point-source permits, Section 404 dredge-and-fill permits, and the contested 'waters of the United States' jurisdiction narrowed by Sackett v. EPA (2023).
Clean-break settlement and capitalization of maintenance
Clean-break settlement (England and Wales, MCA 1973 s.25A): final divorce financial settlement dismissing all spousal claims, typically via a Duxbury-calculated lump sum capitalizing maintenance; Duxbury Working Party reformed assumptions in November 2024.
Clean, Old-Fashioned Hate
Clean, Old-Fashioned Hate is the name of the Georgia Tech vs. University of Georgia football rivalry, coined by author Bill Cromartie. First played November 4, 1893 (Tech won 28-6); Governor's Cup awarded since 1995.
CleanCore Solutions, Inc.
CleanCore Solutions, Inc., formerly CC Acquisition Corp., is a Nevada company making aqueous ozone nanobubble cleaning products, traded on NYSE American as ZONE since 2024.
CleanFiber
CleanFiber Inc., formerly UltraCell Insulation, is a Blasdell, New York manufacturer founded in 2013 that makes cellulose building insulation from recycled corrugated cardboard rather than newsprint.
CleanMax
CleanMax (Clean Max Enviro Energy Solutions Limited) is an Indian renewable energy company founded by Kuldeep Jain around 2010, selling solar and wind power to corporate customers under long-term agreements.
Cleansing of the Temple
The Cleansing of the Temple, also called the Expulsion of the merchants, is the Gospel episode in which Jesus drives out merchants and money changers from the Jerusalem Temple.
Cleanthes (Κλεάνθης)
Cleanthes (Κλεάνθης) of Assos, 331–232 BCE, Greek Stoic philosopher, second head of the Stoa after Zeno of Citium. Author of the Hymn to Zeus, the only nearly complete early Stoic text; worked out Stoic physics, stressed fire, and preceded Chrysippus.
Clear and present danger
Clear and present danger is a United States First Amendment doctrine, articulated by Justice Holmes Jr. in Schenck v. United States in 1919. It limits protected speech when threatening substantive evils.
Clear Ventures
Clear Ventures, also known as Clear Venture Partners, is a Palo Alto venture capital firm founded in 2014 by Chris Rust and Rajeev Madhavan, investing in early-stage frontier technology companies.
ClearBank
ClearBank is a London-based banking group founded in 2015 by Worldpay founder Nick Ogden, providing clearing and embedded-banking infrastructure to fintechs and other financial institutions.
Clearcover
Clearcover is a Chicago-based insurtech company that sells digital car insurance. Founded in 2016, it raised a $200 million round in 2021 at a $1 billion valuation.
Clearfork Capital
Clearfork Capital Fund LLC is a Delaware-organized private equity fund managed by Eaton Vance Management in Boston, Massachusetts, in a continuous private placement begun in 2007.
Clearing (finance)
Clearing, also called financial clearing or the check-clearing process, is the set of processes between a transaction's execution and settlement, often through a central counterparty that novates and guarantees trades.
Clearing house (finance)
A clearing house, in modern finance usually a central counterparty, interposes itself between both sides of a trade, guaranteeing performance of open contracts and covering defaults with margin collateral.