In the annals of human history, the period since 1900 stands out as a time of profound transformation, marked not only by incredible technological and social advancements but also by a series of wars that have shaped the geopolitical fabric of the modern world. This guide delves into the tumultuous tapestry of conflicts over the past century-plus, from global confrontations that engulfed continents to localized skirmishes that, while smaller in scale, bore significant regional implications.
Through understanding these wars, we gain insight into the complex interplay of political, economic, cultural, and ideological forces that have driven humanity to conflict, even as we’ve reached unparalleled heights of innovation. By examining our past, we hope to glean lessons for the present and future, emphasizing the pursuit of diplomacy and peace over the tragedies of battle.
Below are the major wars and conflicts since 1900.
Wars & Conflicts
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																		 1899 - The Boxer Rebellion (1899-1901) 1899 - The Boxer Rebellion (1899-1901)
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																		 1899 - The Second Boer War (1899–1902) 1899 - The Second Boer War (1899–1902)
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																		 1904 - The Russo-Japanese War (1904–1905) 1904 - The Russo-Japanese War (1904–1905)
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																		 1910 - The Mexican Revolution (1910–1920) 1910 - The Mexican Revolution (1910–1920)
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																		 1911 - The Italo-Turkish War (1911–1912) 1911 - The Italo-Turkish War (1911–1912)
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																		 1912 - The Balkan Wars (1912-1913) 1912 - The Balkan Wars (1912-1913)
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																		 1914 - World War I (1914-1918) 1914 - World War I (1914-1918)
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																		 1915 - The Armenian Genocide (1915-1917) 1915 - The Armenian Genocide (1915-1917)
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																		 1917 - The Russian Civil War (1917-1922) 1917 - The Russian Civil War (1917-1922)
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																		 1919 - The Greco-Turkish War (1919–1922) 1919 - The Greco-Turkish War (1919–1922)
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																		 1919 - The Irish War of Independence (1919–1921) 1919 - The Irish War of Independence (1919–1921)
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																		 1919 - The Polish-Soviet War (1919–1921) 1919 - The Polish-Soviet War (1919–1921)
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																		 1919 - The Turkish War of Independence (1919-1923) 1919 - The Turkish War of Independence (1919-1923)
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																		 1926 - The Cristero War (1926-1929) 1926 - The Cristero War (1926-1929)
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																		 1927 - The Chinese Civil War (1927-1949) 1927 - The Chinese Civil War (1927-1949)
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																		 1932 - The Chaco War (1932-1935) 1932 - The Chaco War (1932-1935)
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																		 1935 - The Second Italo-Ethiopian War (1935-1936) 1935 - The Second Italo-Ethiopian War (1935-1936)
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																		 1936 - The Spanish Civil War (1936-1939) 1936 - The Spanish Civil War (1936-1939)
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																		 1937 - The Second Sino-Japanese War (1937–1945) 1937 - The Second Sino-Japanese War (1937–1945)
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																		 1939 - World War II (1939-1945) 1939 - World War II (1939-1945)
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																		 1945 - The Indonesian National Revolution (1945–1949) 1945 - The Indonesian National Revolution (1945–1949)
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																		 1946 - The First Indochina War (1946-1954) 1946 - The First Indochina War (1946-1954)
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																		 1946 - The Greek Civil War (1946-1949) 1946 - The Greek Civil War (1946-1949)
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																		 1947 - The 1947-1949 Palestine War 1947 - The 1947-1949 Palestine War
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																		 1950 - The Korean War (1950-1953) 1950 - The Korean War (1950-1953)
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																		 1953 - The Cuban Revolution (1953–1959) 1953 - The Cuban Revolution (1953–1959)
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																		 1954 - The Algerian War of Independence (1954–1962) 1954 - The Algerian War of Independence (1954–1962)
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																		 1955 - The Vietnam War (1955–1975) 1955 - The Vietnam War (1955–1975)
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																		 1956 - The Suez Crisis of 1956 1956 - The Suez Crisis of 1956
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																		 1960 - The Congo Crisis (1960–1965) 1960 - The Congo Crisis (1960–1965)
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																		 1961 - The Bay of Pigs Invasion (1961) 1961 - The Bay of Pigs Invasion (1961)
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																		 1963 - The Sand War of 1963 1963 - The Sand War of 1963
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																		 1967 - The Nigerian Civil War (1967–1970) 1967 - The Nigerian Civil War (1967–1970)
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																		 1967 - The Six-Day War (1967) 1967 - The Six-Day War (1967)
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																		 1967 - The War of Attrition (1967–1970) 1967 - The War of Attrition (1967–1970)
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																		 1971 - The Bangladesh Liberation War (1971) 1971 - The Bangladesh Liberation War (1971)
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																		 1973 - The Yom Kippur War (1973) 1973 - The Yom Kippur War (1973)
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																		 1975 - The Angolan Civil War (1975–2002) 1975 - The Angolan Civil War (1975–2002)
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																		 1975 - The Lebanese Civil War (1975–1990) 1975 - The Lebanese Civil War (1975–1990)
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																		 1977 - The Ogaden War (1977–1978) 1977 - The Ogaden War (1977–1978)
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																		 1979 - The Soviet-Afghan War (1979–1989) 1979 - The Soviet-Afghan War (1979–1989)
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																		 1980 - Iran-Iraq War (1980–1988) 1980 - Iran-Iraq War (1980–1988)
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																		 1982 - The Falklands War (1982) 1982 - The Falklands War (1982)
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																		 1983 - The US Invasion of Grenada (1983) 1983 - The US Invasion of Grenada (1983)
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																		 1987 - The First Intifada (1987–1993) 1987 - The First Intifada (1987–1993)
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																		 1989 - The US Invasion of Panama (1989) 1989 - The US Invasion of Panama (1989)
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																		 1990 - The Gulf War (1990–1991) 1990 - The Gulf War (1990–1991)
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																		 1991 - Somali Civil War (1991–Present) 1991 - Somali Civil War (1991–Present)
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																		 1991 - The Yugoslav Wars (1991–2001) 1991 - The Yugoslav Wars (1991–2001)
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																		 1994 - The First Chechen War (1994–1996) 1994 - The First Chechen War (1994–1996)
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																		 1994 - The Rwandan Genocide (1994) 1994 - The Rwandan Genocide (1994)
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																		 1998 - The Second Congo War (1998–2003) 1998 - The Second Congo War (1998–2003)
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																		 2000 - The Second Intifada (2000–2005) 2000 - The Second Intifada (2000–2005)
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																		 2001 - The War in Afghanistan (2001–2021) 2001 - The War in Afghanistan (2001–2021)
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																		 2003 - The Darfur Conflict (2003–Present) 2003 - The Darfur Conflict (2003–Present)
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																		 2003 - The Iraq War (2003–2011) 2003 - The Iraq War (2003–2011)
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																		 2008 - The South Ossetia War 2008 - The South Ossetia War