Interstate wars
Civil wars
0
2005
1985
1965
1945
10
20
30
Number of wars
Interstate wars
Civil wars
0
2005
1985
1965
1945
10
20
30
Number of wars
Interstate wars
Civil wars
0
2015
2005
1995
1985
1975
1965
1955
1945
10
20
30
Number of wars
Interstate wars
Civil wars
0
2015
2005
1995
1985
1975
1965
1955
1945
10
20
30
Number of wars