Alliances Data set (v4.0) available

The data set records all formal alliances between states in 1816-2012 and is now available under the "Data Sets" page, "Formal Alliances Data" section.

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MID Data set (v4.01) available
MID Data set (v4.0) available
Correlates of War meeting at Peace Science 2017
A modified version of the MIDA and MIDB datasets (MID4.2) is out
Territorial Change Data set (v5) available
The MIDLOC version 2.0 is out
New version of IGO data available.
State System Membership (v2016) now available.
Direct Contiguity v3.2 available
Zeev Maoz becomes Director of COW
Alliances Data set (v4.0) available
New host for Territorial Change Dataset, Steven Miller
A new dyadic war dataset is published
National Military Capabilities v5. available
New Version of Territorial Change Data
The dyadic MID dataset version 3.1 is out
Trade (v4.0) now available.
Loss of a dear colleague, Phil Schafer
Alliances Data set (v4.1) available
Will Moore's Passing
COW Board Meeting at ISA 2017
Colonial/Dependency Contiguity v3.1 available
World Religion Data set (v1.0) available
Jessica Weeks joins the COW Advisory Board
World Religion Data set (v1.1) available
New Dataset: Defense Cooperation Agreements
New version of MIDLOC data available
MID 5.0 Data and Materials Available
Dyadic MID 4.01 Data Available

News: Dyadic MID 4.01 Data Available Feb 21, 2021; MID 5.0 Data and Materials Available Nov 09, 2020; New version of Intra-State War data available Apr 06, 2020; New version of MIDLOC data available Jan 06, 2020; New host for Territorial Change Dataset, Steven Miller Nov 13, 2019; More news…