War and Peace before 1945 https://ourworldindata.org/war-and-peace
War and Peace Before 1945 ← Notes · Aug 9, 2015 War and Peace before 1945 ourworldindata.org War and Peace How common are armed conflict and peace between and within countries? How is this changing over time? Explore research and data on war and peace. (opens in a new tab)
