Question

write a short note on second world war

Answer 1

World War II (WWII or WW2), also called the second World War and, in the Soviet Union, the Great Patriotic War, was a global war involving fighting in many parts of the world and many countries. Most countries fought in the years 1939–1945 but some started fighting in 1937. Most of the world's countries, including all the great power, fought as part of two military alliance: the Allies  and the Axis Powers. World War II was the deadliest conflict in all of human history. It involves more countries, cost more money, and killed more people than any other war in human history.Between 50 to 85 million people died.The majority were civilians. It included massacres, the deliberate genocides  the Holocaust, strategic bombing, starvation, disease and the first use of nuclear weapons  in history.

Answer 2

Hey mate...Here is your answer!
The two dates most often mentioned as “the beginning of World War II” are July 7, 1937, when the “Marco Polo Bridge Incident” led to a prolonged war between Japan and China, and September 1, 1939, when Germany invaded Poland, which led Britain and France to declare war on Hitler's Nazi state in retaliation.