His strategy Blitzkreig.
Literally meaning a lightening war, Hitler used this strategy in Poland. It was based on a co-ordinated rapid attack spearheaded by tanks and infantry along with an aerial attack by the Luftwaffe.
hope this help
One central belief of Christianity was that Jesus was gods son
The nations were all competing with imperialism. European powers were all fighting to get the African colonies.
Stampedes occur mainly because people feel panic. It can be real or imaginary. For example people who are in a place feel an explosion and they start to run. To understand crush dynamics it is good to investigate the psychology of masses and the effect that this has on human behavior.