A stacked bar chart showing deaths in wars worldwide from 1816 to 2007, categorized by type of conflict.

A bar chart illustrating the global deaths in wars from 1816 to 2007, with peaks around World War I and World War II, broken down by non-state, extrastate, intrastate, and interstate conflicts.

Deaths in wars, World Included are deaths of combatants due to fighting, disease, and starvation in interstate, intrastate, extrastate, and non-state wars that were ongoing that year. Our World in Data 3.5 million 3 million 2.5 million 2 million 1.5 million 1 million 500,000 0 1816 1830 1842 1854 1866 1878 1890 1902 1914 1926 1938 1950 1962 1974 1986 2007 Non-state Extrastate Intrastate Interstate Data source: Correlates of War - Wars (2020) OurWorldInData.org/war-and-peace | CC BY