Why Trump’s foreign policy approach risks failing the historical test

2026-07-17
Why Trump’s foreign policy approach risks failing the historical test

An analysis of Donald Trump's geopolitical doctrine suggests his focus on controversy and disruption may undermine long-term American influence.

The metrics of global power

History rarely evaluates the success of great powers based on the volume of media headlines they generate or the intensity of the controversies they provoke. Instead, the enduring legacy of a superpower is typically measured by its ability to maintain stability, uphold international norms, and exert consistent influence on the global stage.

The 'shock and bore' doctrine associated with Donald Trump's approach to foreign policy presents a departure from traditional diplomatic engagement. This method prioritises unpredictable actions and provocative rhetoric, which critics argue prioritises immediate political attention over strategic, long-term objectives.

Evaluating the 'Make America Great Again' legacy

While the Make America Great Again movement focuses on reclaiming national strength through isolationism and transactional diplomacy, historians suggest this may produce diminishing returns. The central tension lies between achieving short-term domestic political victories and maintaining the structural foundations of American hegemony.

Key concerns regarding this shift in doctrine include:

  • The erosion of traditional alliances and multilateral institutions.
  • A reduction in the perceived reliability of American security guarantees.
  • The potential for increased volatility in global markets and geopolitical relations.

Traditional foreign policy relies on predictability and the establishment of clear, long-lasting frameworks. By contrast, a doctrine rooted in disruption seeks to challenge existing orders without necessarily providing a stable alternative for international cooperation.

Historical precedents of superpower influence

Looking at previous eras of American dominance, influence was often consolidated through economic leadership, cultural exports, and the creation of rules-based systems. These elements allowed the United States to shape global affairs even when faced with significant domestic challenges.

The current debate asks whether a strategy of disruption can successfully replicate this level of influence. If greatness is defined by the ability to lead and stabilise the international community, then a policy of constant confrontation may struggle to meet that standard in the eyes of future historians.

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