La Marseillaise, French national anthem, composed in one night during the French Revolution (April 24, 1792) by Claude-Joseph Rouget de Lisle, a captain of the engineers and amateur musician.
It was a chain reaction. Long story short, the countries were pulled into the war because of agreements they had with their allies. This treaty is what caused the countries to enter WWI, to protect and defend their allied countries who were already in the war.
Answer:
No not quite try looking on google
The other areas to greatly impact Japan were the regions of Korea, which was the closest culture to Japan and therefore the main point of contact between Japan and Asia. Through Korea, the major Asian religion Buddhism traveled from China to Japan and became a major influence on Japanese culture. Hope this helped :)