What happened to all the allied and American Prisoners of war before the bombing of Hiroshima and Nagasaki? Were they killed by the Japanese, or were they brought back to their countries?

Approximately 3,500 POWs died in Japan while they were imprisoned. In General, no direct access to the POWs was provided to the International Red Cross. There is a great deal of evidence the ICRC did visit some camps which were made 'presentable' to them by the Japanese.

to act quickly in times of danger to the united states

because you have to act quickly if you want to live/survive.

judaism, christianity and islam, are all abrahamic religions and therefore have in common the hebrew idea of a single god which is the source of all morality. the idea of the covenant is only related to judaism, while dharma is a concept of indian religions and the four noble truths are basic principles of buddhism.