>志愿军越过38线是因为美军先这么做的,
It's the army of UN, not US. Plus the UN army is legal and authorized by UN. Further please remember that, at that time Soviet was one of the 5 安理会常任理事国 and it's capable to cancel any UN action by it's voting power. But it didn't, why? Do you think over it?
> 何况当时南朝鲜的大部分人是亲共的
How did you obtain that information? From the publication in China?
> 写文章的人小学毕业...
Please do not make comments like this. Respect others and yourself. Thank you.