gwstates: Gleditsch and Ward list of independent states

In states: Create Panels of Independent States

Gleditsch and Ward list of independent states

Description

A list of independent states and microstates from 1816 on by Gleditsch and Ward

Usage

gwstates

Format

Data frame

gwcode

Gleditsch and Ward country code.

gwc

G&W character country code. This is derived from the COW character codes.

country_name

Long form country name

start

Country start of independence.

end

Country end of independence.

microstate

Logical flag for whether state is a microstates with less than 250,000 population.

Source

http://ksgleditsch.com/data-4.html

References

Gleditsch, Kristian S. and Michael D. Ward. 1999. "Interstate System Membership: A Revised List of the Independent States since 1816." International Interactions 25.

Examples

data(gwstates)
head(gwstates)

states documentation built on Aug. 25, 2025, 5:10 p.m.