I would say that it affected slaves tradings because the Americans kept moving from here to there and everywhere, and also it might have gotten affected by the new and/or different routes and places.
While parts (3) and (4) are accurate, parts (1) and (2) need revision. This is the correct answer. Hope this helps!
Answer:
Who fought in the Spanish Civil War? The main antagonists were the Nationalists under Gen. Francisco Franco and the Republicans under Francisco Largo Caballero and, later, Juan Negrín. The Nationalists were supported by Mussolini's Italy and Nazi Germany.
Explanation: