why are you interested the sensitive region of other country?
why area 51 is blocked from GPS? why can't countries outside U.S check how many Massacre weapons in this country?
why this domestic country arise the most the wars in last 60 years?
Not saying they're going to do it, but just the smallest uncertainty means you'd rather trust one of the 3 other competitors in the area.
edit: I wonder if putting keywords on this page will get them denied access to these comments 六四事件 天安門廣場抗議 天安門事件
Nothing frightens me more than a society with no freedom of speech, except for one that gleefully has none.