Question

why did japan attack Pearl Harbor

Answer 1

The Japanese attacked Pearl Harbor to weaken/neutralize the U.S. Pacific Navy in doing so it allowed for Japan to continue in its process in getting natural resources from Malaya and the Dutch East Indies. (oil, rubber)  

Answer 2

The reason why they attack pearl harbor was becuase

The U.S saw what japan was doing,attacking other countries so they can expand land so america decides to take away japan supplies. Japan wasnt happy so they thought that attacking pearl harbor could take control of there suplies again.THEY THOUGHT WRONG this lead us to World War 2

Hope this helped