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.
The Axis Alliance, which existed from 1936 to 1945, was the  result of the Tripartite Pact. The primary â¦ Axis powers were the  Third Reich (Nazi Germany), the Empire of  Japan, and the Kingdom of Italy. Other  members of the Tripartite Pact beginning in 1940 were Hungary,  Romania, Bulgaria, and Yugoslavia.Thailand became an ally of Japan  in 1942, thus joining the Axis powers. Finland did not sign the  Tripartite Pact, but was Axis-aligned.hey fought against the Allied powers (chiefly the US, France, Britain, and the Soviet Union) in World War 2. Major Axis Powers: Germany, Japan, Italy.