Any particular time? I guess the most relevant time for this question is early half of 20th century.
I think the event was first world war and some of its consequences (in many countries the monarchy was abolished so people "experimented" with new political organisatons, in Germany the war brought huge reparations which contributed to the deterioration of their economy)
and the global economic crisis of 1920
He thought it looked nice and stylish
Answer:
mesolimbic pathway
Explanation:
Mesolimbic pathway transports dopamine to the nucleus accumbens, amygdala, and hippocampus, which is suited in the brain. The nucleus accumbens is found in the ventral medial portion of the striatum and is believed to play a role in reward, desire, and the placebo effect. The amygdala and hippocampus are key components of the limbic system and are associated with emotion and memory formation, respectively. The cognitive sensations that are associated with this pathway, suggest that the mesolimbic pathway is involved in conditions such as addiction and depression