Which late 19th century industry would have the greatest impact on the 20th and 21st centuries

Why is it useful for historians to base certain studies on the analysis of historical periods

Conflict resolution can be difficult. which of these is the best example of how the us congress resolves conflict instead of always using a majority vote?

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