The International Institute for Strategic Studies (IISS) is an international research institute that provides objective information on military, geopolitical and geo-economic developments that could lead to conflict.

Taylor & Francis is a worldwide distributor for IISS.

Featured Books

The Military Balance 2025

The Military Balance 2025 book cover

1st Edition

The Military Balance has been published since 1959. The 2025 edition provides an open-source assessment of the armed forces and equipment inventories of over 170 countries, with accompanying defence economics data. In addition to detailed country data, The Military Balance assesses, region-by-region, important military issues. It includes graphics to illustrate defence personnel, equipment, and procurement developments.

Building Defence Capacity in Europe

Building Defence Capacity in Europe book cover

1st Edition

European states have embarked on the long road to rebuilding their defence capabilities. After decades of underinvestment in the armed forces and the defence-industrial base, the challenges are significant. However, since Russia’s full-scale invasion of Ukraine in February 2022, NATO countries have committed to ambitious readiness and war-fighting plans. The analysis covers the trend of increased defence spending by most European NATO members and the growth in defence production capacity in important capability areas.