Officials assessed that had Washington launched the anticipated attack, there was a high likelihood Israel would have joined the fighting.

Proven Israeli technology should be an urgent U.S. priority to fill the 'dangerous gaps in American defense,' say experts on the geopolitical situation in the Mideast.

On Tuesday, Israel fired at Syrian fighter planes within the Jewish state's airspace, with sirens blaring in Israel's north and the Jordan Valley.

The IDF fired a Patriot missile and intercepted a Hezbollah-flown drone that was on the way to breaching Israeli airspace.