Our Data

Our data are freely available to scholars and a broader public interested in how political parties vote on military missions. Our aim is to extend the dataset to include additional countries and to update the dataset regularly.

Version 2

Version 2 of the dataset (first published in May 2019, with votes included until December 2017) now covers 11 countries (Belgium, the Czech Republic, Denmark, Finland, France, Germany, Italy, Slovakia, Spain, the United Kingdom and the United States of America).

In version 2, we provide the following files:

When using this version, please cite the following:
Ostermann, Falk, Florian Böller, Flemming J. Christiansen, Fabrizio Coticchia, Daan Fonck, Anna Herranz-Surrallés, Juliet Kaarbo, Krystof Kucmas, Rasmus B. Pedersen, Tapio Raunio, Yf Reykers, Michal Smetana and Valerio Vignoli, and Wolfgang Wagner (forthcoming). “Voting on the Use of Armed Force: Challenges of Data Indexing, Classification, and the Value of a Comparative Agenda”. In Methods in defence studies. A pluridisciplinary handbook. Edited by Delphine Deschaux-Dutard. London and New York: Routledge.

Version 1

Version 1 of the dataset covers 4 countries (France, Germany, Spain, UK). It comes in the following files:

When using this version, please cite the following:
Wolfgang Wagner, Anna Herranz-Surrallés, Juliet Kaarbo, and Falk Ostermann (forthcoming). ‘Party politics at the water’s edge: Contestation of military operations in Europe.’ European Political Science Review 10:4, 537-563. https://doi.org/10.1017/S1755773918000097.

Interactive Interface (version 1 only)

Explore visually how parties voted on military missions here. You’ll find a visualization of our data in Shiny, programmed by Martijn Schoonvelde.