What was the reservationist main objection to the treaty of versailles

How did regional differences in italy initially prevent unity in the new nation?

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

How would high tariffs hurt america? a. fewer immigrants would be able to move to america b. sales of american products to other countries would go down c. americans would sell more goods to other countries d. goods imported from other countries would cost less