What we talk about when we talk about US strategic ‘credibility’ – from Vietnam to Iran

‘Credibility is on the line’ has long been a refrain guiding U.S. foreign policy.

Christopher Nichols

October 11, 2026

What we talk about when we talk about US strategic ‘credibility’ – from Vietnam to Iran

Modern Deterrence: Old Strategy, New Methods

Major powers are reviving deterrence as a cornerstone of defense policy, but the tools and theatres involved look markedly different from Cold War doctrine. Cyberspace, space assets, and hybrid threats have reshaped what it means to deter an adversary.

Strategy

Global Competition Shifts Toward Speed of Adaptation

Across industries and governments alike, the ability to adapt quickly to changing conditions has emerged as a defining competitive advantage. Nations and companies that restructure faster are increasingly pulling ahead of those relying on traditional strengths.

Strategy

Data and Diplomacy Reshape the Edges of Military Power

Governments and defence analysts are increasingly directing attention toward non-kinetic capabilities — from artificial intelligence to supply chain resilience — as determinants of long-term strategic superiority. The shift signals a broader redefinition of what national security advantage looks like in the modern era.

Strategy

NATO Members Shift to War-Readiness Despite Peace Goals

Western governments and defense alliances are expanding military preparedness frameworks, even as official policy continues to prioritize diplomacy and conflict prevention. The shift reflects a doctrine increasingly built around deterrence rather than engagement.