Jim Inhofe's Success and Achievements in Timeline

By Popular Timelines Editorial Team · Updated: March 29, 2025

A closer look at the biggest achievements of Jim Inhofe. Awards, milestones, and records that define success.

James Mountain Inhofe was a prominent American politician who represented Oklahoma in the U.S. Senate from 1994 to 2023. As a Republican, he held the distinction of being Oklahoma's longest-serving U.S. Senator. His career in Oklahoma politics spanned nearly six decades, beginning in 1966 and continuing until his retirement in 2023. He held various elected positions within the state government before ascending to the national stage.

Sections (5)

Full Timeline Early Life & Education Career & Achievements Success & Recognition Controversies & Scandals

1978: Inhofe Elected Mayor of Tulsa

In 1978, Jim Inhofe was elected as the Mayor of Tulsa.

1982: Re-elected as Mayor

In 1982, Inhofe was reelected with 59% of the vote.

1986: Elected to the 1st District

In 1986, Inhofe ran for the 1st District after James R. Jones retired and won the Republican primary with 54% of the vote. In the general election, he defeated Democrat Gary Allison 55%–43%.

1988: Won Reelection Against Glassco

In 1988, Inhofe won reelection against Democrat Kurt Glassco 53%–47%.

1990: Defeated Glassco Again

In 1990, Inhofe defeated Kurt Glassco again, 56%–44%.

1992: Re-elected with 53% of the Vote

In 1992, Inhofe was reelected with 53% of the vote.

1994: Senate Campaign

In 1994, Jim Inhofe used his plane as a daily campaign vehicle to travel throughout Oklahoma while running for the U.S. Senate, visiting almost every town in the state.

1994: Defeated McCurdy in Special Election

In 1994, incumbent senator David Boren resigned, and Inhofe defeated Congressman Dave McCurdy in the general election for the open seat. 1994 also saw the Republican Party take both houses of the U.S. Congress and the Oklahoma governorship.

1996: Won First Full Senate Term

After serving the last two years of Boren's term, Inhofe won his first full term in 1996.

2002: Re-elected to the Senate

Inhofe was re-elected in 2002.

2008: Re-elected to the Senate

Inhofe was re-elected in 2008.

2012: Pilot's Bill of Rights

In 2012, Jim Inhofe authored the Pilot's Bill of Rights bill.

2014: Re-elected to the Senate

Inhofe was re-elected in 2014.

2017: Ranked Most Conservative Member of Congress

Inhofe was ranked the most conservative member of Congress on the 2017 GovTrack report card.

2018: Ranked Most Conservative Member of Congress

Inhofe received the same ranking for 2018 as being the most conservative member of Congress.

2019: Ranked Fifth-Most Conservative Member of U.S. Senate

For 2019, Inhofe was ranked as the fifth-most conservative member of the U.S. Senate with a score of 0.91 out of 1.

2019: Helped Secure Passage of National Defense Authorization Act

When chairman of the Senate Armed Services Committee John McCain was absent seeking medical treatment for brain cancer, Inhofe became acting chairman of the committee. During this time, Inhofe helped secure the passage of the record $716 billion National Defense Authorization Act for Fiscal Year 2019.