| Data Item | 1946 | 1947 | 1948 | 1949 | 1950 | 1951 | 1952 | 1953 | 1954 | 1955 | 1956 | 1957 | 1958 | 1959 | 1960 | 1961 | 1962 | 1963 | 1964 | 1965 | 1966 | 1967 | 1968 | 1969 | 1970 | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 | 1978 | 1979 | 1980 | 1981 | 1982 | 1983 | 1984 | 1985 | 1986 | 1987 | 1988 | 1989 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| International wars | 0.00 | 0.00 | 2.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.00 | 2.00 | 0.00 | 1.00 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 2.00 | 1.00 | 2.00 | 1.00 | 2.00 | 1.00 | 2.00 | 1.00 | 2.00 | 2.00 | 1.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 2.00 | 1.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Imperial and colonial wars | 1.00 | 2.00 | 1.00 | 1.00 | 2.00 | 2.00 | 2.00 | 3.00 | 2.00 | 2.00 | 2.00 | 1.00 | 1.00 | 1.00 | 1.00 | 2.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Civil wars with little or no outside intervention | 5.00 | 7.00 | 9.00 | 6.00 | 4.00 | 3.00 | 2.00 | 3.00 | 1.00 | 2.00 | 2.00 | 1.00 | 4.00 | 4.00 | 1.00 | 5.00 | 3.00 | 4.00 | 3.00 | 4.00 | 3.00 | 4.00 | 3.00 | 4.00 | 3.00 | 4.00 | 2.00 | 1.00 | 3.00 | 4.00 | 6.00 | 5.00 | 7.00 | 8.00 | 5.00 | 8.00 | 10.00 | 10.00 | 9.00 | 8.00 | 8.00 | 8.00 | 12.00 | 7.00 | 10.00 | 11.00 | 9.00 | 5.00 | 9.00 | 7.00 | 8.00 | 5.00 | 8.00 | 6.00 | 8.00 | 5.00 | 6.00 | 3.00 | 6.00 | 3.00 | 3.00 | 1.00 | 2.00 | 2.00 | 2.00 | 4.00 | 3.00 | 3.00 | 3.00 | 1.00 | 3.00 | 4.00 | 1.00 | 3.00 |
| Civil wars with outside intervention | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 1.00 | 2.00 | 0.00 | 3.00 | 1.00 | 2.00 | 2.00 | 1.00 | 1.00 | 2.00 | 2.00 | 2.00 | 2.00 | 1.00 | 2.00 | 1.00 | 2.00 | 4.00 | 1.00 | 3.00 | 3.00 | 3.00 | 2.00 | 3.00 | 3.00 | 5.00 | 4.00 | 3.00 | 3.00 | 2.00 | 0.00 | 2.00 | 4.00 | 0.00 | 1.00 | 2.00 | 2.00 | 3.00 | 4.00 | 2.00 | 3.00 | 0.00 | 1.00 | 1.00 | 2.00 | 2.00 | 3.00 | 3.00 | 4.00 | 3.00 | 3.00 | 3.00 | 3.00 | 7.00 | 8.00 | 4.00 | 4.00 | 3.00 | 3.00 |
The data are for “wars,” violent armed conflicts which result in at least 1000 military and civilian battle-related deaths in the year indicated.
Source: UCDP/PRIO Armed Conflict Dataset