Those who do so run the risk of being investigated and prosecuted on terrorism charges.
An American arrested three weeks ago on terrorism charges has been released from jail, the police said today.
After this sentence he was finally acquitted of the original terrorism charge.
A unanimous vote on any one of the three terrorism charges was required to return a death sentence.
As we walked I asked him what the terrorism charge on his record was for.
The terrorism charge carries a sentence of up to 20 years.
The men, all aged in their 20s, have denied terrorism charges.
Both men have pleaded not guilty to the terrorism charges.
"How can you proceed on charges when every one of them is a terrorism charge, but you've taken away that definition?"
Since 2001, over 7,000 Chinese citizens have been convicted on terrorism charges.