When were african americans allowed to serve in the union army?

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.

Plz 50 points answer only if you know and don't copy answer describe how the geography of the korean peninsula affected where people settled and how they lived.

Which product would have been most likely to have been traded in this area at this time?