How large is Cathay?

Answer:
Cathay is an old word for China that become popular in the 14th century after Marco Polo wrote a book about his travels there. China is the 3rd largest nation in the world by area, with roughly 9.5 million square kilometers; and the most populace country in the world with 1.35 billion inhabitants.
First answer by Fidelito62. Last edit by Fidelito62. Contributor trust: 1 [recommend contributor recommended]. Question popularity: 1 [recommend question].