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Equivalents in other units


How long is 3 years?

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It's about as long as The Korean War.
In other words, the length of The Korean War is 1.029 times 3 years.
(1951-53) (to armistice signing)
It's about three-fourths as long as The Civil War (American).
In other words, 3 years is 0.751 times the length of The Civil War (American), and the length of The Civil War (American) is 1.33 times that amount.
(a.k.a. War Between the States, a.k.a. the Great Rebellion, a.k.a. the War of the Rebellion) (1861-65) (United States)
It's about seven-tenths as long as The First walk around the world.
In other words, 3 years is 0.6987 times the length of The First walk around the world, and the length of The First walk around the world is 1.431 times that amount.
(1970 - 1974) (Dave, John, and Peter Kunst) (including time in recovery)
It's about seven-tenths as long as World War I.
In other words, 3 years is 0.686 times the length of World War I, and the length of World War I is 1.46 times that amount.
(a.k.a. First World War, a.k.a. Great War, a.k.a. World War, a.k.a. War to End All Wars, a.k.a. WWI, a.k.a. WW1) (1914 - 1918)
It's about half as long as World War II.
In other words, 3 years is 0.4996 times the length of World War II, and the length of World War II is 2.002 times that amount.
(a.k.a. Second World War, a.k.a. WWII, a.k.a. WW2) (1939 - 1945)
It's about half as long as The Construction of the Chunnel.
In other words, 3 years is 0.4696 times the length of The Construction of the Chunnel, and the length of The Construction of the Chunnel is 2.129 times that amount.
(a.k.a. Channel Tunnel, a.k.a. Le tunnel sous la Manche) (1987 thru 1994) (Folkstone, Kent, UK to Coquelles, Pas-de-Calais, France)
It's about one-third as long as The Revolutionary War (American).
In other words, 3 years is 0.3581 times the length of The Revolutionary War (American), and the length of The Revolutionary War (American) is 2.793 times that amount.
(a.k.a. American War of Independence) (1775-83)