Senate Minority Leader Mitch McConnell and Senator Chris Coons have publicly defended the North Atlantic Treaty Organization (NATO) against criticisms leveled by former President Donald Trump. The Kentucky Republican and Delaware Democrat issued a joint statement emphasizing the alliance’s importance.

Joint Statement on NATO's Importance

In their statement, McConnell and Coons described NATO as the “most successful military alliance in history.” This message appears to directly counter Trump’s repeated questioning of the organization’s value and suggestions of potential U.S. withdrawal.

The senators wrote, “NATO is strong and united. It is in our interest for all allies to tend this unity with care.” They further highlighted NATO’s contributions to global security, stating, “The only time NATO has gone to war has been in response to an attack on America.”

A History of Complex Relations

McConnell and Trump have experienced a fluctuating relationship, with the senator previously supporting key initiatives during Trump’s first term, including after the January 6, 2021, Capitol riot. However, McConnell has consistently maintained a strong stance on international interventionism, often differing from Trump’s “America first” approach.

Concerns Over Potential Withdrawal

The senators’ statement came after Trump and Secretary of State Marco Rubio once again raised the possibility of the U.S. leaving NATO. This renewed discussion followed strains in transatlantic relations caused by the ongoing conflict in Iran, now in its fifth week.

Trump has criticized NATO allies for not becoming more involved in the conflict, stating, “Why are we in NATO? You have to ask that question.” He also suggested that allies reliant on the Strait of Hormuz for jet fuel should “build up some delayed courage, go to the Strait, and just TAKE IT.”

Legislative Safeguards Against Unilateral Action

McConnell emphasized the Senate’s role in preventing a unilateral withdrawal from NATO. He stated, “The Senate will not vote to leave NATO and abandon our allies just because Trump is upset they wouldn’t go along with his reckless war of choice.”

He also referenced a 2023 bill sponsored by Senator Rubio requiring a two-thirds Senate vote to approve any withdrawal from NATO, designed to prevent a president from acting “on a whim.” Allies in Europe have also called for a cessation of hostilities in Iran.