List three countries that went through some governmental change after WWI and how did it change?

Select the two items that do not illustrate why germans immigrated to america. continual warfare among the many german states religious persecution of the protestant peasants being faced with economic ruin heavy taxation and seizure of property by the warring factions being forbidden to ship their dairy products, linens, and woolens to english markets

The approval of is the states was needed to ratify the constitution

This was an order issued during the civil war by president lincoln ending slavery in the confederate states