…historically, the official personnel of the Soviet bloc countries assigned to this nation, including those at the United Nations, have been used extensively for espionage purposes…
There is a huge difference between gathering intelligence in foreign countries, even our allies, and secretly getting information on U.S. citizens.
The way the United States intelligence community operates is it doesn't limit itself to the protection of the homeland. It doesn't limit itself to countering terrorist threats, countering nuclear proliferation. It's also used for economic espionage, for political spying to gain some knowledge of what other countries are doing.
A number of Americans were used, most often unwillingly, by North Korea to arm spies with English-speaking skills so they could target American interests in South Korea and beyond.
He always wants to expand every one's rights: illegal aliens, terrorists, Russian spies, except American citizens.
There are more foreign intelligence officers inside the US now, working against US interests, than there were at the height of the cold war.
Our children should be taught to beware of everything foreign and not to disclose any state or party secrets to foreigners... for foreigners are eyes for their countries, and some of them are counterrevolutionary instruments [in the hands of imperialism].
It is incontestable that even under the best of circumstances and when dealing with the friendliest and most stable of allies that intelligence organizations of foreign powers must not be permitted to become established on American soil and should be discouraged wherever possible from taking root any place in this Hemisphere.
In 1944 the French wanted to establish an intelligence operation in Washington:
The U.S. government knew that China wanted to acquire sensitive U.S. technology, and instead of implementing a policy to prevent them from acquiring the information, the government all but gave them an invitation to take our equipment and designs.
Be afraid of the Chinese. I mean, the Chinese shoot down satellites in space; they hack into Google's computers; the Osama bin Laden people can't make their underwear blow up.
We know the Chinese have revealed millions of background information on millions of people in the United States, and these, I suppose, ultimately are part of international big-power politics.