Variable	Measurement	Era	SPSS code	N	Source
Civil war	Violent conflict in nation (0 = no, 1 = yes)	1990-2000	CivilWar_2000s	113	Wikipedia “peace”
Harmony among groups	Index of inter-group disparities, perceptions of being discriminated against, and feelings of distrust against members of other groups. The index also uses data on the number of reported incidents of riots, terrorist acts, assassinations, and kidnappings; agency ratings on the likelihood of civil disorder, terrorism and social instability; and reported levels of engagement in violent riots, strikes, and confrontations	1988-1992	IntergroupCohesion_1990		ISD website
		2008-2010	IntergroupCohesion_2010		ISD website
Global Peace Index (CPI)	24 item index of: A: Ongoing domestic and international conflict 1) internal or external wars fought, 2) number of deaths in external organized conflicts, 3) number of deaths in internal organized conflicts, 4) level of internal organized conflicts, 5) relation with neighbouring countries B: Safety and security in country 6) distrust in other citizens, 7) displaced persons in % population, 8) political instability, 9) respect for human rights, 10) potential for terrorists acts, 11) homocides per 10.000, 12) violent crime, 13) likelyhood of violent demonstrations, 14) jailed per 100.000, 15) police/security officers per 100.000 C: Militarization 16) military expenditures, 17) soldiers per 100.000, 18) imports of conventional weapons, 19) exports of weapons, 20) UN deployments, 22) heavy weapons per 100.000, 23) access to light weapons, 24) military capability/sophistication	2000-2007	PeaceIndex_2007	111	GPI website
		2009	PeaceIndex_2009	144
		2011	PeaceIndex_2011	153

Related topics: Militarization, Murder, Political stability, Refugees
Related themes: Institutional quality, Risk, Social cohesion, War

The dataset States of Nations is about characteristics of countries in periods (macro variables). It is part of the World Database of Happiness