Well, I don't know your lesson, but hitler and stalin are some examples.
The answer is Scotch-Irish
When did the caste system evolve into a four tiered hierarchy?A.) when the Aryans ruled over the region - They arrived in 1500BC and developed the grouping of people based on their status and activities in life.
Spain was becoming a powerful industrial nation in the late nineteenth century
Answer:
If I am not mistaken, the answer you are looking for is Germany.
Explanation:
Germany ended up having to fight a two-front war. Wedged between France and Russia, they had to strategically advance on both fronts. Though they lost, it is still an incredible feat that they nearly got to Paris.