Which strategy did Adolf Hitler used to gain control over Germany

Why did jefferson make the louisiana purchase?

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more. b-it made cross-country travel too expensive for ordinary americans. c-it decreased the safety of americans who moved to settle the plains. d-it shortened travel time between the east and west for all americans.

Was the battle of iwo jima over after us troops raised the flag on mt. suribachi?