Variable: Defensive Obligation

QoG Code: (atop_defensive)


Dataset: The ATOP State-Year dataset

Description:

Defensive Obligation

  1. Has no defensive obligations
  2. Has defensive obligations

Coded 1 if the alliance member promises to provide active military support in the event of attack on the sovereignty or territorial integrity of one or more alliance partners. A promise to treat such an attack on one alliance member as an attack on all alliance members qualifies as a promise of defensive support.

Type of variable: Binary

Downloaded by QoG on: 2025-09-26
Last updated by source: 2022-08-09


Categories:

Conflict


Find this variable in:

OECD Time-series - 2026 Standard Time-series - 2026 Original Dataset

Details of this variable in our compilations datasets
Dataset No. Countries
Standard time-series: 190
OECD time-series: 32


This variable has information for these countries:

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This variable has information from the year 1946 to the year 2018