Biography World history to be understood by "royal family"

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Biography
History and Geography
Why did the British Royal Family remain and the French Royal Family cease to exist? Why is only the Japanese Royal Family "the Bansei Family"? Why didn't the Chinese Royal Family remain? This is an epoch-making book on world history. It covers everything from the origins of countries around the world, national characteristics, and geopolitical world situations involving interests. By untying the "Royal Family," which was the center of order and the cause of conflict and collapse. It is a sister book by the author of World History 』, which reads in "Race" of Good 『.