Summary

Last week, NATO began its annual Steadfast Noon exercise to ensure the alliance’s nuclear readiness, even as the Trump administration pursues a policy that threatens to undermine it. Launched in February, NATO 3.0 is the brainchild of Elbridge Colby, the undersecretary of defense for policy. At its core is the assumption that the United States can rapidly wind down its conventional commitments to Europe while retaining its leading role in the alliance, so long as Europe continues to rely on the U.S. nuclear guarantee.

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