Sino-Crystal War

The Sino-Crystal War is the massive war between the Republic of Cixilwan and the Crystal Empire that it would be happened after the Operation Yekong.

It would be happened after the Operation Yekong and before the Ponyville Conference  that Cixilwan started to invade the Crystal Empire after this operation made Princess Cadance's lost since the Cixilwan found the culprit of killing Zhen Rilouzong is a Black Changeling member who disguised as her,so that's why Cixilwan attacked the Crystal Empire for capture Princess Cadance, which started the war.

However,When Cixilwan remember Zhen Rilouzong's heroism, they accepted to allied with Gerasecia and Stalliongrad since they are having both of the revenges on the Equestrian heroes,Equestria and their allies.