They did that because they thought that their citizens thout h\that they would be treated a secondary citizens.
They believed it was to take the oil that there was. Pearl Harbor was attacked to weaken the U.S Pacific Navy so then Japan would be able to attack the Philippines, and the midway islands leading up to the US easier
They were more focused on living life for themselves and not the afterlife. In the Middle Ages, they were focused on social classes.
Answer: National political leaders have the most serious external issue with regards to national defense. At all costs their nation must be able to be secure from external threats. National leaders and their military leaders and consultants should constantly meet and make sound decisions concerning national defense.
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