It could be stated some of this was due to the start of the 2nd world war, but one of the bigger parts would be the smuggling of alcohol on the black market and the large amount of different religions, currently flooding in in such a large wave.
World War I killed more people (9 million combatants and 5 million civilians) and cost more money ($186 billion in direct costs and another $151 billion in indirect costs) than any previous war in history
I hope that this helps you
The answer is both. We believe that Jesus came down from heaven to die for our sins, (messiah) and that Jesus is the son of God.