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Darline Graham cites lack of national security expertise in Senate runoff debate

Sen. Darline Graham faced criticism after stating she lacked national security expertise during a South Carolina Republican runoff debate against Rep. Ralph Norman.

By The Plain RecordUpdated August 19, 2026 at 2:05 PM EDT
Published August 19, 2026 at 1:32 PM EDT

The short answer

Sen. Darline Graham faced criticism after stating she lacked national security expertise during a South Carolina Republican runoff debate against Rep. Ralph Norman. Sen. Darline Graham (R-SC) stated she was "not that informed on national security" during a Tuesday debate for the South Carolina Republican Senate runoff.

Updates (1)

  • Update — August 19, 2026 at 2:05 PM EDT: The Republican nominee for the South Carolina Senate seat will be determined in the runoff between Sen. Darline Graham and Rep. Ralph Norman on Aug. 25.
Darline Graham cites lack of national security expertise in Senate runoff debate

The Facts

Who
Sen. Darline Graham, Rep. Ralph Norman, Nikki Haley, and Dr. Annie Andrews.
What
Darline Graham's debate performance and admission regarding national security expertise.
When
Tuesday night
Where
South Carolina
Why
The admission raised questions about the candidate's preparation for a Senate seat previously held by a foreign policy specialist.

Timeline of what happened

Key dates and decisions, in the order they occurred.

  1. July 11, 2026

    Sen. Lindsey Graham dies after sudden illness

  2. July 13, 2026

    Darline Graham appointed to fill vacant Senate seat

  3. August 11, 2026

    Republican primary election held; Graham and Norman move to runoff

  4. August 18, 2026

    Graham and Norman participate in runoff debate

  5. August 25, 2026

    Scheduled date for South Carolina Republican runoff election

Sen. Darline Graham (R-SC) stated she was "not that informed on national security" during a Tuesday debate for the South Carolina Republican Senate runoff. The admission occurred when a moderator asked if Taiwan and the South China Sea were national security issues for the United States, prompting Graham to instead emphasize her support for the military and her family's service history.

Graham was appointed to the Senate seat six weeks ago following the death of her brother, Sen. Lindsey Graham (R-SC), on July 11. She is currently campaigning for a full term with the endorsement of President Trump, facing Rep. Ralph Norman (R-SC) in a runoff election scheduled for August 25. During the debate, Graham also drew attention for misstating South Carolina's population as 50 million, while the state has roughly 5.6 million residents.

Opponent Ralph Norman responded to the Taiwan query by highlighting the importance of semiconductor chip production and supporting efforts to help Taiwan defend itself against China. Following the debate, former South Carolina Gov. Nikki Haley criticized Graham's remarks on social media, stating that national security expertise is not something a candidate inherits. Democratic nominee Dr. Annie Andrews also challenged Graham's suitability for the office given her comments.

Despite the exchange, both Republican candidates expressed similar stances on several policy areas. Graham and Norman both pledged loyalty to Donald Trump, identified Iran as a threat, and recognized Israel as a U.S. ally. They also advocated for the SAVE America Act and a ban on birthright citizenship. Graham defended her short tenure in the Senate, noting her votes for the Russia Sanctions Bill and the confirmation of Attorney General Todd Blanche.

The debate performance has brought local and national scrutiny to the process of senatorial appointments and the role of political lineage. While Graham has held the office for only 20 days and emphasized her focus on "affordability" as a primary concern for households, her opponents argue that a lack of foreign policy expertise is a disqualifier during wartime. Residents would notice the impact of this choice through the senator's future votes on international trade, military spending, and economic policies that affect daily costs and local industries, such as the state's military installations.

Furthermore, the race tests the influence of presidential endorsements in South Carolina, as Graham maintains the support of Donald Trump despite criticisms regarding her experience level. The debate highlighted specific legislative priorities that could change legal rights and government procedures, such as the SAVE America Act and proposals to end birthright citizenship. Following the August 25 runoff, the focus will shift to the general election, where the winner will be tasked with representing South Carolina's interests in Washington until 2032.

Summaries are written by The Plain Record to state the facts of a story plainly and without political slant. See our editorial standards, or report a correction.

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Questions readers ask

What happened: Darline Graham cites lack of national security expertise in Senate runoff debate?

Sen. Darline Graham (R-SC) stated she was "not that informed on national security" during a Tuesday debate for the South Carolina Republican Senate runoff. The admission occurred when a moderator asked if Taiwan and the South China Sea were national security issues for the United States, prompting Graham to instead emphasize her support for the military and her family's service history.

Who is involved?

Sen. Darline Graham, Rep. Ralph Norman, Nikki Haley, and Dr. Annie Andrews.

When did this happen?

Tuesday night

Where did this happen?

South Carolina

Why does this matter?

The admission raised questions about the candidate's preparation for a Senate seat previously held by a foreign policy specialist.