How did The WW2  start

WW2 (World War 2) was sparked by 1939 Nazi invasion of Poland, the war dragged on for six years until the allies defeated Nazi Germany and Japan in 1945

​What technology was invented
​  in WW2

when did the WW2 start and end

​The technology ​ invented in WW2 were  the atomic bomb,  flu vaccines radar,computers penicllin. jet engines and more.

​ technology in WW2

 There were many technologies invented in WW2. the first was the flu vaccine.  The flu vaccines were used to protect the soldiers from the flu. The second  significant was the radar. The radars were used to detect and track aircraft, and ships at sea The third invention was the jet engine. Jet engines were to power jets. The atomic bomb was the most important.The atomic bomb was used to  bring japan's surrender WW2.

The WW2 started on September 1, 1939 and it ended on September 2, 1945 ​

how did WW2 end

World War 2 ended with the unconditional surrender of the Axis powers. On 8 May 1945, the Allies accepted Germany's surrender, about a week after Adolf Hitler had committed suicide. VE Day – Victory in Europe celebrates the end of the Second World War on 8 May 1945. ​

Quotes from WW2

“Yesterday, December 7, 1941 – a date which will live in infamy – The United States of America was suddenly and deliberately attacked by naval and air forces of the Empire of Japan.”
Franklin D. Roosevelt – 8 December 1941

The presdent was Franklin D. Roosevelt was the presdent during WW2.

time line for WW2
source ​https://kids.britannica.com/students/article/World-War-II-Chronology/606523

video for WW2

Why do we still learn about WW2

So we can be knowledgeable about the costs of war and how can prevent it from happening again.​

How does WW2 still affect us today

Technological innovation flourishes during wartime