Like many other upper respiratory diseases, diphtheria is most likely to break out during the winter months. At one time it was a major childhood killer, but in the early 2000s it is rare in developed countries because of widespread immunization.
Italy joined the Pact in 1937. The RomeâBerlin Axis became a military alliance in 1939 under the so-called  Pact of Steel , with the Tripartite Pact of 1940 leading to the integration of the military aims of Germany and its two treaty-bound allies.he RomeâBerlin Axis became a military alliance in 1939 under the so-called  Pact of Steel , with the Tripartite Pact of 1940 leading to the integration of the military aims of Germany and its two treaty-bound allies.
Germany and Italy alligned in an agreement entitled the Rome-Berlin Axis Proclamation that was signed in 1936. Japan and Germany signed the Anti-Comintern Pact against the Soviet Union (who was an enemy of both nations) soon after. This led to a full military and political alliance in 1940 under the Tripartite Pact.The act basically stated that Germany had domain over Europe, Italy over the Med and Japan over Asia.ell Germany was always an enemy of the U.S. because it had attacked England and France (allies of the U.S.) but I believe they were pretty much forced to declare war against the U.S. after Japan attacked Pearl Harbor.