How was poison gas created during world war 1

In the supreme court’s decision in korematsu v. united states, the court said that korematsu

In a court trail, the defendant is the person that a. is arguing the case before the court.b. is accused of a crime. c. is in charge of the jury.d. is defending the person accused of a crime.

The middle east had been subjected to attacks from outside the middle east in ancient, medieval, and modern times. which of the following invasions by outside forces came last in the period of written middle east history before 1300 a.d.?