The reason why Southerners were more likely than Northerners to support the Mexican-American War is because an American victory in the war would lead to more territory in the South being gained (territory once belonging to Mexico).
Government get its power from citizens voting.
Lusitania. British passenger ship. U boats. Soldiers killed wounded and missing
The church played a very important role because it was "all around" in medieval times. On the level of almost every village there was a church and a priest which helped spread the word of the christian god. Through this, almost every person down to a villager somewhere in a village in Europe was able to come to church where people gathered on Sundays and hear new information and educate himself on various things related to faith and religion.
The allies point of view was that WW1 was cause by Germany and its allies and that Germany had to be "punished" for it with reparations. These reparations were a source of great dissatisfaction in Germany, contributed to its financial crisis in the period after the War, and paved a way for Hitler's government, because the frustrated and desperate people were more likely to accept an extreme government.
