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 first was called the Rome-Berlin Axis Pact and allied Hitlerâs Germany with Mussoliniâs Italy. The second was called the Anti-Comitern Pact and allied Germany with Japan. Hitlerâs next step was to begin taking back the land that had been taken away from Germany.In March 1938, German troops marched into Austria.he first was called the Rome-Berlin Axis Pact and allied Hitlerâs Germany with Mussoliniâs Italy. The second was called the Anti-Comitern Pact and allied Germany with Japan. Hitlerâs next step was to begin taking back the land that had been taken away from Germany.