Every major country wanted to have the strongest military thus competition ensued. The conflicts started because of said competition. It was all : "i have the strongest army" "no, I do" attitude.
The answer is The Calvinist faith had spread from Switzerland to other parts of Europe.
The mad demonstrates that by the 1560's this phenomena has happened but before that the map showed the spread of religion across Europe in the mid-1500's.
Quick fact:
Calvinism obtained the concept of predestination. Calvin taught his followers that human beings needed to follow strict rules to overcome their naure and do good.
Pearl harbour was attacked on December 7 1941
