1. In Asia: the Japanese invasion of China.
2. In Europe: the German invasion of Poland (and later, in 1941, also of the Soviet Union).
The murder in the novel "Murder on the Orient Express" by Agatha Christie takes place in the 1930s.
Isolationism.
Murder on the Orient Express was created on 1934-01-04.
It's a throwback to the socialist New Deal of the 1930s called the Civilian Conservation Corps.
Appeasement
He called for an invasion of France
The occupation of the Rhineland, the invasion of Manchuria, and the invasion of Ethiopia are examples of aggressive expansionism and militarism by authoritarian regimes in the 1930s. These actions were driven by a desire for territorial expansion and were significant precursors to World War II. They highlighted the failure of the League of Nations to maintain peace and the growing tensions that ultimately led to global conflict.
Luminol was first used for murder investigations in the early 20th century. It was introduced by forensic scientists in the 1930s as a method for detecting traces of blood at crime scenes that may not be visible to the naked eye.
The crime rate in the 1930s varied by location, but overall, the Great Depression contributed to an increase in certain types of crimes such as theft, robbery, and bootlegging. The 1930s also saw a rise in organized crime, particularly due to the prohibition of alcohol.
The CCC was started by Roosevelt in March 1933.
The most relevant countries invaded in the 1930s included: China, Ethiopia, Finland, Latvia, Lithuania, Estonia, Poland, Spain (via the Civil War), and Albania. While not technically invaded, both Czechoslovakia and Austria were annexed by the Third Reich under threat of invasion.
In 1920s Hitler most agressive action was the Munich putsch. In 1930s Hitler done many major actions such as Rise to Power, Building of Concentration camps, Blackmailing countries into getting Austria and the sudetenland, Kirstallnact and the Invasion of Poland.