The 10,000 Immortals were called so because whenever one would die, they were replaced, so that there were always 10,000 men
Is there a article or anything that could be used?
For example, other countries that wanted higher control of various regions started investing in other aspects of warfare such as aircraft building which was not covered in the conference. Japan for example started annexing territory in order to ensure greater control over the Pacific region which was also not forbidden by the conference.
A, because their enthusiasm makes them see something the way they want to instead of objectively, which means logically.