Israeli forces were recalled from the north.[1] On February 12, however, two Israeli soldiers on patrol were killed by Syrian fire near Lake Hula.[4] Although Israel responded with stern warnings, both sides initially remained calm. Yet beginning on February 15 and 16, the UAR began receiving intelligence of Israeli preparations for an attack on Syria. These included news of large IDF concentrations in the Galilee, mobilization of reserve formations, the closing off of Haifa Port for military shipments, the recall of pilots and officers from abroad, and sharp debates between Israel's leaders.