Two months after the japanese attack on pearl harbor, president franklin roosevelt (1933–45) issued an executive order for the evacuation of all 110,000 people of japanese ancestry who resided west of the rocky mountains and their placement in relocation camps. congress ratified the president's order, and in 1944 the supreme court endorsed it in ruling that the authority for relocation was within the war power of the united states.

Korematsu v. United States

Explanation:

we know that civil liberties suffer during the wartime because of balance in order tilts and freedom

so after 2 month Japanese attack on Pearl Harbor

President Franklin Roosevelt issued an executive order 9066 (1933 - 1945)

and it was policy of US govt. that people of japan decent descent world br interred in isolated camps

and military in turn defined the entire West Coast

and by the june more than 110000 people Japanese Americans were relocated to the remote internment camps which built by the U.S. military in the scattered locations around in country

and in 1944 supreme court endorsed it in korematsu v. US ruling that the authority for relocation was within the war power of the United States

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.

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