state in 2005. Following Hamas' victory in January 2006, the EU announced that future aid to the Palestinians is tied to "Three Principles" outlined by the international community: Hamas must renounce violence Hamas must recognize Israel's right to exist Hamas must express clear support for the Middle East peace process, as outlined in the Oslo accords. During the talks in March 2006, Lavrov called on the Hamas to comply with the earlier commitments signed by the PLO, and reiterated these three requirements but Hamas refused. On 7 March, Russia expressed hope that Hamas would consider supporting the Road map for peace and peace plan proposed by Saudi Arabia, but it did not materialize. Israeli spokesman stated: "They (Hamas) did not accept any of those principles ... therefore I don't know where they (Russia) draw their optimism from Hamas changing its ways." President Mahmoud Abbas of the Palestinian National Authority said that he would oppose the creation of a Palestinian state with temporary borders and further Israel's unilateral withdrawals. The invitation and the talks have caused controversy wherein Russia's intentions in changing its views towards the Israeli–Palestinian conflict were questioned in the West. Russian technical, military, and diplomatic aid to Iran Currently, there are concerns that Israel will attack Iran pre-emptively because the nuclear program of Iran could be used eventually to produce nuclear weapons. Russia provides technical assistance to Iran's nuclear program, supplies it with weapons, and gives it diplomatic support at the United Nations. In January 2007, Israeli officials voiced "extreme concern" over Russia's sale of advanced anti-aircraft missiles to Iran. They warned: "We hope they understand that this is a threat that could come back to them as well." Before Prime Minister Ehud Olmert's trip to Russia, Israel's Cabinet voted to recognize Russia's claim to Sergei's Courtyard in central Jerusalem. Russia laid claim to the site, named for the son of a Russian czar, on behalf of the Russian Orthodox Church. In an overture before the trip, Israel's Cabinet voted to recognize Russia's claim to property in Jerusalem. Olmert said he would urge Moscow not to sell sophisticated weapons to Israel's enemies. Iran is interested in buying anti-aircraft missiles that could cripple any military strike against its nuclear program. Israel is also afraid Moscow would sell Syria the same missile defense system. Iranian President Mahmoud Ahmadinejad has frequently called for Israel's destruction, and Israel suspects he means to