Question

why World War II was started?

Answer 1

Their are certain causes during to which world War II arose. Like
Treaty of versailles
German invasion on poland
Due to the mishappening occurred with the USA ships..... Etc

Answer 2

world war 2 started due to birth of dictatorship in countries like Italy Germany turkey and japan. ghese dictators started aggressive nationalism . to prove their power the started to increase their boundaries of the country.leauge of nation was unsuccessful in controlling these dictators. the germany first started war bringing all neighbouring countries under its rule.
these how world war 2 started.

HOPE IT HELPS YOU :-
PLEASE MARK IY AS BRAINLIEST.