Why did some european nations vote fascist regimes into power following WWI?

World war i brought increased immigration to the united states from which country? germany france italy mexico

Who did the first work in creating vaccines

Ahistorian has discovered a letter written by an early roman emperor. she translates the letter and discovers that it contains orders to a general before a battle. she works to determine when the letter was written to figure out which battle the letter references.the historian in the passage is most clearly demonstrating which historical thinking skill? a. identifying causes and historical contextb. thinking chronologicallyc. making and evaluating arguments and interpretationsd. analyzing historical sources