Why did FDR put an embargo on certain goods to Japan?

Around the time of WWII. Whenver FDR put an embargo on Japan. or:Around the time of WWII. Whenver FDR put an embargo on Japan.

Around the time of WWII. Whenver FDR put an embargo on Japan.

or:Around the time of WWII. Whenver FDR put an embargo on Japan.

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