What Is meant by the term alliance

What does the man of the left represent? what does the men on the right represent? why is there a hat on central and south america?

Propaganda posters for painted an unrealistic picture of war because they showed __ a-men and women united in the war efforts. b-people taking part in unpatriotic activities. c-only happy people, not people suffering or dying. d-people taking part in anti war activities.

Historians have recently discovered a historical journal published in the early twentieth century. the journal contains facts based on original sources about the downfall of the early byzantium empire. historians consider this long-lost journal to be a breakthrough in their understanding of the byzantium empire. based on this information, the journal is a source.