Communication between leaders-followers in the mid-1940

Question

Please give some insights on the given questions:

Question 1. How might one envision or compare inspiration, empowerment, initiative, and communication between leaders and followers in the mid-1940s vs. now?

Question 2. What might be any conceivably different impacts, considerations, or challenges leaders then faced in the mid-1940s vs. our current time regarding innovation, change, and teaming?

Question 3. What leadership dynamics might be considered in the mid-1940s that apply or do not apply to now (e.g., morale, sense of achievement, "political correctness," pride in work, etc.)?

NOTE: About 1 short paragraph each.