The Spanish civil war was caused by a multitude of causes, the primary one being the failure of Spanish democracy. Once a great power of Europe, it had been drained of its colonies by Napoleon’s invasion and the American-Spanish war. Spain was very divided, and the poor turned to Communism, Anarchism, and Socialism, which called for the re-distribution of things such as land and money. The significance of the war came from the fact that other nations got involved, such as Germany, Portugal, and the USSR. To many of the elite, Spain was on the verge of a communist revolution.
I believe it was between latitude lines 30n and 30s
The would be Dwight Eisenhower. After graduating from West Point in 1915, Eisenhower served as a lieutenant. Although he didn't see any combat in WWI, he trained tank corps in Pennsylvania as a lieutenant colonel in the Army. He is more famously remembered for serving as a five-star general and the Supreme Commander of the Allied forces in the European theater during WWII.