historical event in your country has had a major effect on your country

What historical event in your country has had a major effect on your country? Give reasons and examples to support your response. Historical event in my country has had a major effect on Japan is High economic growth. The event continued 18 years between 1955 and 1973 which means after the world of war II. After the war, Japan was confusing until Korean war. The Korean war help Japanese economy and after 10 years from The world of war II, Japanese economic recurred same as before the war. And we had a lot of event that help Japanese economy which are Tokyo Olympics, the Vietnam War and Osaka Expo. These events make Japanese living makes better and better even before the war. On the other hand, there are many problem occurred Japanese living. We grew so fast so we had Environmental destruction by Industrial drain. It caused disease which is ”itai-itai disease” , “minamata disease” and “Yokkaichi flu”. Also we made a lot of stuff so we lack of garbage collection places, so end of this event, we had a lot of problem of pollution and waste problem, etc. the economical growth stopped by the fourth Middle East War which makes lack of oil in Japan. We call it as Oil shock. In conclusion, we had bad events during the time but I think it was the positive change in Japan.