<P> In April 1967 , Syria shot at an Israeli tractor ploughing in the demilitarized zone , which escalated to a prewar aerial clash . In May 1967 , following misinformation about Israeli intentions provided by the Soviet Union , Egypt expelled UN peacekeepers who had been stationed in the Sinai Peninsula since the Suez conflict , and announced a blockade of Israel 's access to the Red Sea ( international waters ) via the Straits of Tiran , which Israel considered an act of war . Tension escalated , with both sides ' armies mobilising . Less than a month later , Israel launched a surprise strike which began the Six - Day War . </P>
<P> In April 1967 , Syria shot at an Israeli tractor ploughing in the demilitarized zone , which escalated to a prewar aerial clash . In May 1967 , following misinformation about Israeli intentions provided by the Soviet Union , Egypt expelled UN peacekeepers who had been stationed in the Sinai Peninsula since the Suez conflict , and announced a blockade of Israel 's access to the Red Sea ( international waters ) via the Straits of Tiran , which Israel considered an act of war . Tension escalated , with both sides ' armies mobilising . Less than a month later , Israel launched a surprise strike which began the Six - Day War . </P>
who committed the first act of war in the 1967 six day war conflict
who committed the first act of war in the 1967 six day war conflict
Israel
Israel