Renaissance of economic warfare

The renaissance of economic warfare is the renewed prominence of economic instruments in strategic competition, especially sanctions, export controls, investment screening, technology restrictions, financial exclusion and supply-chain policy. Ian Lesser uses the framing to connect contemporary statecraft with earlier periods in which governments openly treated economic power as an instrument of deterrence and coercion.

What returned

Economic coercion did not disappear after 1945. The United Nations, the United States, European states and other powers used embargoes, financial restrictions and export controls throughout the Cold War and after it. The renaissance is therefore a change in centrality, scale and integration, not a recovery of a lost practice.

Three developments underpin the shift. First, networked finance and technology supply chains created concentrated points of control. Second, renewed great-power competition brought resilience and denial into industrial, investment and trade policy. Third, the breadth of measures adopted after Russia's 2022 full-scale invasion of Ukraine demonstrated the capacity of coalitions to combine finance, technology, energy and services restrictions.

Statecraft classification

The label covers several strategic modes. Sanctions and export denials impose costs. Investment screening and stockpiling defend domestic capacity. Development finance, subsidies and market-access agreements build alignment or resilience. Wartime blockade and peacetime industrial policy may belong to the same strategic field while remaining legally and operationally distinct.

OFAC's current programme inventory is evidence of the breadth of United States sanctions activity, but programme counts are a poor measure of strategic effect. Programmes vary from narrow list-based authorities to broad country regimes, and designations within them differ in legal basis and purpose. Historical comparison also requires a common denominator across sanctions, export controls and positive economic instruments.

Limits

The renaissance frame can overstate coherence. Economic tools are distributed across ministries, regulators, central banks, customs authorities and private intermediaries. They may pursue security, commercial, human-rights or domestic objectives at once. A useful analysis therefore asks which institution acted, through which authority, against which dependency, and with what observed outcome.

Periodisation and evidence

A defensible periodisation separates at least three shifts. The 1990s expanded multilateral and targeted sanctions after the Cold War. The post-2001 period developed financial-intelligence and counter-terrorism tools through regulated networks. The period after 2014 brought greater use of sectoral finance, technology controls and economic-security policy in competition among major powers. The 2022 Russia measures accelerated these trends but did not create them.

Evidence should also distinguish vocabulary from practice. A government may avoid the term economic warfare while adopting highly coercive instruments, or use strategic language for ordinary industrial support. Budget allocations, legal authorities, interagency structures, target selection and campaign sequencing are stronger indicators than rhetoric alone.

The renaissance is therefore best treated as a research hypothesis about intensity and integration. It can be tested through the number and scope of active authorities, the economic value exposed, coalition participation, institutional staffing, private implementation and target adaptation. None of those measures alone establishes effectiveness.

See also

Economic warfare · Economic statecraft · Chokepoint denial · Economic security as national security

Sources

1. Ian Lesser, *Economic Warfare and Economic Statecraft*, Policy Paper PP-04/26 (Policy Center for the New South, February 2026).
2. Office of Foreign Assets Control, "Sanctions Programs and Country Information", accessed 29 July 2026.
3. Nicholas Mulder, *The Economic Weapon: The Rise of Sanctions as a Tool of Modern War* (Yale University Press, 2022).