Total warfare was when a country used any or all resources available for war and infrastructure as a ligament military target. This war far cause significant civilian or other non-combat deaths.They required this warfare because this would make it easier to win the war and also some never gave up with this type of war.
Answer:
City-state, a political system consisting of an independent city having sovereignty over contiguous territory and serving as a centre and leader of political, economic, and cultural life.
(I don't know how it spreaded though, sorry :<)
You didn't provide a list of choices, but I'll provide a key example: The US intervention in Korea. In Korea, when communist forces from the North invaded the South in 1950, the United States intervened (with United Nations backing), battled to keep South Korea free and democratic, and were able to do so. The Soviet Union did not play an active, open role in that war, but did covertly supply <span>material services to the North Korean side, as well as Soviet pilots and aircraft. Keeping communism from spreading in Korea was a way the US was practicing its policy of containment over against Soviet communist influence.</span>
The reason that gave birth to similarities between the Almoravid and the Almohad empires which were Muslim dynasties was the pilgrimage that they undertook. This is because as a result of this pilgrimage, they brought back foreign Arabic culture and influences to their respective empires. Because the origin of these cultures was the same, it lent similarity to the two empires.