The main resource problem will be water, the shortages so acute that they could cause regional instability.

"These include whether a proposed transfer would be likely to increase tension in the region or contribute to regional instability."

The officials feared that the sale could cause regional instability and trigger an arms race.

Until it is toppled in Syria, regional instability can only grow.

However, it is prey to organized crime and regional instability.

Is long-term regional instability a price worth paying for short-term theft?

The longer the conflict continues, the more it becomes a source of regional instability.

Whatever happens, the risk of ethnic disintegration and regional instability is real.

We have pressed forward with our reform programme, despite regional instability.

They are likely to be either forces for regional security or sources of regional instability.