From an article by Yaakov Katz, published in J Post
Hamas has established forward bases and rocket production facilities in the Sinai Peninsula in an effort to protect them from Israeli air strikes, The Jerusalem Post has learned.
By establishing the facilities in Egypt, Hamas aims to protect its assets since it believes Israel will not strike targets inside Egypt due to the affect it would have on bilateral relations.
Israel has called on Cairo to increase its efforts to restore order in Sinai and to prevent attacks, but the Egyptian military has held back from dismantling the Hamas infrastructure in the peninsula.
More than a dozen Egyptian army battalions allowed into Sinai with Israel’s permission (required because of limits placed on Egyptian forces there under the peace treaty) are still operating there, although with limited success in stopping terrorist activity and arms smuggling to the Gaza Strip.
Recent arms smuggled into Gaza have included advanced weaponry stolen from Libyan military storehouses such as Russian- made shoulder-to-air missiles.
Israel’s primary concern with Sinai is that it is being used by Palestinians to launch attacks into Israel while taking advantage of the open southern border.
Read the full article here