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Portrait of Caspar Weinberger, United States Secretary of Defense
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Historical · U.S. Department of Defense

Caspar Weinberger

Former United States Secretary of Defense · U.S. Department of Defense · 1981–1987

Caspar Weinberger served as United States Secretary of Defense of the United States (1981–1987). The page below collects sourced biographical facts, the appointment record, and provenance for Weinberger.

www.defense.govWikidata: Q434142Senate-confirmed

Key facts

Full name
Caspar Weinberger
Department
U.S. Department of Defense
Office
United States Secretary of Defense
Status
Former secretary
Appointment
Senate-confirmed
Tenure
1981–1987
Confirmed
Born
1917
Died
2006
First year in office
1981
Dataset version
1.20260703

Appointment & service record

  • United States Secretary of Defense · 1981–1987

    Department
    U.S. Department of Defense
    Appointment
    Senate-confirmed
    Appointing president
    Confirmed

Department, appointment type (Senate-confirmed, acting, recess, or designated), appointing president, confirmation status, and service dates are drawn from Wikidata and the White House Cabinet roster.[1][2][3]

Sources

  1. [1]https://www.wikidata.org/wiki/Q434142Wikidata · retrieved 2026-07-03
  2. [2]https://www.whitehouse.gov/administration/cabinet/whitehouse.gov · retrieved 2026-07-03
  3. [3]https://www.wikidata.org/wiki/Q639738wikidata-cabinet · retrieved 2026-07-03

Biographical narrative

848 words · sourced from the Wikipedia REST extract

Caspar Willard Weinberger was an American public servant and businessman who held a succession of influential positions at both state and federal levels over three decades. He is best known for serving as the United States Secretary of Defense from 1981 to 1987 under President Ronald Reagan, during which time he pursued a hard‑line stance against the Soviet Union and championed the Strategic Defense Initiative. Weinberger’s career also encompassed legislative work in California, leadership roles within federal agencies such as the Federal Trade Commission and the Office of Management and Budget, and executive responsibilities in the private sector with Bechtel Corporation.

Early life and career

Caspar Willard Weinberger was born on August 18 1917 in San Francisco. His father, Herman Weinberger, was an attorney whose family traced its roots to Bohemia in Austria‑Hungary; his mother, Cerise Carpenter Weinberger (née Hampson), taught music and had Christian ancestry from Wisconsin. Raised in a household with no formal denominational affiliation but with a socially Christian orientation, Weinberger later became an active Episcopalian and frequently spoke of the comfort he found in that faith.

He attended San Francisco Polytechnic High School before enrolling at Harvard University, where he earned a Bachelor of Arts degree magna cum laude in 1938. He continued his studies at Harvard Law School, graduating with a Bachelor of Laws in 1941. After law school, Weinberger enlisted in the United States Army as a private. He completed Officer Candidate School at Fort Benning, Georgia, and was commissioned as a second lieutenant. During World War II he served with the 41st Infantry Division in the Pacific theater; by war’s end he had risen to the rank of captain on the intelligence staff of General Douglas MacArthur.

Following his military service, Weinberger worked as a law clerk for United States Circuit Judge William Edwin Orr of the Ninth Circuit from 1945 to 1947. He then entered private legal practice in San Francisco. His interest in public affairs led him to run for office in 1952, when he was elected to represent California’s 21st State Assembly district as a Republican. He served in that capacity until 1959, during which time he chaired the Assembly Government Organization Committee. In that role he oversaw the creation of the California Department of Water Resources and played an instrumental part in establishing the California State Water Project. Weinberger also opposed the construction of the Embarcadero Freeway on grounds that it would damage the Bay’s view and property values.

In 1958, Weinberger ran for California Attorney General but was not elected. He remained active within the state Republican Party, being chosen as chairman in 1962. Governor Ronald Reagan appointed him chair of the Commission on California State Government Organization and Economy in 1967 and later named him state director of finance in early 1968.

In January 1970 Weinberger moved to Washington, D.C., where he became chairman of the Federal Trade Commission. His tenure is credited with revitalizing the agency’s enforcement of consumer protection regulations. He returned to the federal executive branch under President Richard Nixon as deputy director (1970–72) and then director (1972–73) of the Office of Management and Budget, a period during which he earned the nickname “Cap the Knife” for his emphasis on cost‑cutting. From 1973 to 1975 he served as Secretary of Health, Education, and Welfare.

After leaving public office in 1975, Weinberger joined Bechtel Corporation in California, where he held the positions of vice president and general counsel until the late 1970s.

Cabinet tenure

President Ronald Reagan nominated Weinberger to serve as United States Secretary of Defense in 1981. The Senate confirmed his appointment, and he served in that capacity through 1987. During his six‑year term he adopted a firm stance against Soviet influence, often disagreeing with the State Department on foreign policy matters. He was a leading advocate for the Strategic Defense Initiative, an orbital weapons program aimed at intercepting incoming missiles.

Weinberger’s tenure also intersected with the Iran–Contra affair. He was indicted on charges of lying to Congress and obstructing government investigations related to that episode; however, before any trial could take place he received a presidential pardon from President George H. W. Bush.

In recognition of his service, Weinberger was awarded the Presidential Medal of Freedom in 1987. The United Kingdom honored him with an honorary knighthood conferred by Queen Elizabeth II during the same year.

Legacy

After leaving the Department of Defense, Weinberger continued to influence public discourse and business. In 1993 he became chairman of Forbes magazine, a role that allowed him to shape editorial direction in a major periodical. His career spanned legislative achievements—most notably the establishment of California’s water infrastructure—to federal regulatory reform and defense policy.

Weinberger passed away on March 28 2006. His legacy is reflected in the enduring institutions he helped create: the California State Water Project, a revitalized Federal Trade Commission, and a redefined approach to national defense during the late Cold War era. His post‑government work in business and media further extended his impact beyond public office, cementing his place as a significant figure in twentieth‑century American public life.

Sources & provenance

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