Ok do it right and you will get it right
Answer:
During spanish war
Explanation:
Military operations. Hitler decided to support the Nationalists in July 1936. The German air force was used to carry the Army of Africa to Spain. A Spanish-German Spanish–Moroccan Transport Company (HISMA) and an entirely German company, the "Raw Materials and Goods Purchasing Company" (ROWAK) were established.
Its the 3rd one. they made terraces in the mountains to create more farmable land