Encyclopedias Politics and government -- 2 World politics -- 2 Computers and civilization -- 1 Conflict (Psychology) -- 1 Directories 1 Economic conditions -- 1 more ... Environmental sciences -- 1 Guerrilla warfare -- 1 Information technology -- 1 Internaitonal relations -- 1 International relations -- 1 Internet -- 1 Peace -- 1 Social aspects -- 1 Social conflict -- 1 Violence -- 1 less ...