This is a civil war between the Russian Bolshevik Red Army and the unorganized anti-Bolshevik White Army. This war was actually a multi-party war of the Russian Empire, and many foreign troops, such as allied forces and pro-Germans, joined the fight against the Red Army. Although the war lasted only five years, it paid a heavy price of 7 million deaths.

The Fourth World War: Japanese Imperial Conquest (1894- 1945)

The Japanese Empire refers to the Japanese Empire from 1868 to 65438+10.3 to 1947 when the Japanese Constitution was promulgated after World War II, and Japan is also a world power. With the intervention of the United States, Japan promulgated a new constitution, officially announcing the disintegration of the Japanese empire that claimed more than 20 million lives.

The Third World War: World War I (1914-1918)

1965438+The global war centered on Europe that broke out on July 28th, 2004 was the bloodiest war in human history. Until the outbreak of World War II, the bloody mother in human history, this war was called the great war from the beginning. World War I involved all the world powers and divided them into two opposing camps: the Allies and the Allies. The death toll from World War I is estimated to total about 50 million.

The Second World War: Mongolia's Western Expedition (1206- 1368)

/kloc-At the beginning of the 3rd century, Mongolia began to explore the west. By the middle of14th century, the territory of the Mongolian empire had covered most of Asia and Eastern Europe. Many historians believe that the invasion of Mongolia was the most deadly conflict in human history at that time. The terror Mongolia brought to Europe never happened for the second time before the 20th century. This time, more than 60 million people were slaughtered along the way.

The biggest war in the world ranks first: World War II (1939- 1945).

All the great powers participated in the Second World War, and like the First World War, it was finally divided into the confrontation between the Allies and the Axis Powers. World War II paid the price of a large number of civilian deaths: the Nazi massacre of Jews. World War II was also the only war in which nuclear weapons were used. More than 70 million people died in World War II. World War II is considered to be the bloodiest and deadliest war in human history, which will shake the foundation of human existence forever.