In April 1967 , after Syria heavily shelled Israeli villages from the Golan Heights , Israel shot down six Syrian MiG fighter planes .
In April 1967 , after Syria heavily shelled Israeli villages from the Golan Heights , Israel warned Syria against future attacks .
In April 1967 , after Syria heavily shelled Israeli villages from the Golan Heights , Israel shot down six Syrian MiG fighter planes and warned Syria against future attacks .