While Mr Gemba emphasised Japan's sovereignty over the islands, he said it was crucial for both countries to prevent further escalation of the situation.

BBC: East China Sea tension: China conducts naval exercises

"If the Palestinians continue with the escalation of the situation, then we won't have any choice" but to stay, one Israeli minister, Limor Livnat, said on Wednesday.

BBC: Israel to leave Palestinian town

Mr. SERGEI IVANOV (Defense Minister, Russia): (Through translator) As far as our exercises are concerned, we always have a plan ready for the possible escalation of the situation in the region.

NPR: Tensions Rise Between Russia and Georgia

Further complicating the situation is an apparent escalation of the wine trade war between the European Union and the U.S. Wending its way through Congress is a housekeeping bill that includes a caveat that would bury boutique imports under red tape by requiring certification from foreign governments and chemical analysis of wine.

FORBES: Magazine Article

There are signs of de-escalation, but the situation remains dangerous.

ECONOMIST: War and terrorism | The

The situation was problematic, but this week there has been an escalation of violence and new elements have surfaced that can make this conflict reach greater proportions.

CENTERFORSECURITYPOLICY: Bolivian crisis escalates

"Actions such as Israeli incursion into Palestinian-controlled areas -- and that would include the incursion into Rafah earlier today and the bulldozing of Palestinian buildings -- undermine efforts to defuse the situation and bring an end to the violence and escalation, " Reeker said.

CNN: Teen-ager killed in 'pinpoint' strike in Gaza