1.   But an American military attache attending a dinner in Beijing was reportedly told after the incident that China would use force if such an incident recurred.

2.   Kocharian himself said he was upset by the violence, and could not guarantee that such incidents would not recur.

3.   North Korea sent a formal letter of apology late Friday assuring that no such incidents would recur, South Korean officials said.

4.   Seoul expressed regret Saturday over an attack on its embassy in Tokyo, and asked that Japan take necessary measures to insure that similar incidents do not recur.