By the beginning of the twentieth century, which two nations had considerable spheres of influence in persia?

Rome and Greek hope this helps

The  pan-african movement  was an "emotional, cultural, psychological and ideological  movement  that began among the  african  dispora in the western hemisphere, for a closer  purpose, so that  african  people could feel secure, attain political, economic as well as psychological power visa vis other races or world regions" .

Spanish conquistadors demanded labour from natives.