Ultra-Orthodox Jews attend an election rally in Jerusalem March 15, 2015. Israel will hold a general election on March 17. REUTERS/ Ammar Awad (JERUSALEM - Tags: POLITICS ELECTIONS) 

Ultra-Orthodox Jews hold chickens over their heads as they perform the Kaparot ritual in Jerusalem early morning October 2, 2014, ahead of Yom Kippur, the Jewish Day of Atonement, which starts at sundown on Friday. Kaparot is an ancient custom connected to Yom Kippur, where white chickens are slaughtered as a symbolic gesture of atonement. REUTERS/Ronen Zvulun (JERUSALEM - Tags: RELIGION ANIMALS) 

An ultra-Orthodox Jewish boy holds a chicken as he performs the Kaparot ritual in Jerusalem early morning October 2, 2014, ahead of Yom Kippur, the Jewish Day of Atonement, which starts at sundown on Friday. Kaparot is an ancient custom connected to Yom Kippur, where white chickens are slaughtered as a symbolic gesture of atonement. REUTERS/Ronen Zvulun (JERUSALEM - Tags: RELIGION ANIMALS) 

An ultra-Orthodox Jewish man dips cooking utensils in boiling water to remove remains of leaven in preparation for the Jewish holiday of Passover, near Jerusalem's Mea Shearim neighbourhood April 11, 2014. Passover, which starts next week, commemorates the flight of Jews from ancient Egypt, as described in the Exodus chapter of the Bible. According to the account, the Jews did not have time to prepare leavened bread before fleeing to the promised land. REUTERS/Baz Ratner (JERUSALEM - Tags: RELIGION SOCIETY TPX IMAGES OF THE DAY) 

A man leans out of a camper van window during the Jewish holiday of Purim in the South Williamsburg suburb of New York March 16, 2014. The carnival-like Purim holiday is celebrated with parades and costume parties to commemorate the deliverance of the Jewish people from a plot to exterminate them in the ancient Persian empire 2,500 years ago, as recorded in the Biblical Book of Esther. REUTERS/Andrew Kelly (UNITED STATES - Tags: SOCIETY RELIGION) 

An ultra-Orthodox Jewish boy prays at the Western Wall, Judaism's holiest prayer site, during the Jewish holiday of Passover in Jerusalem's Old City March 28, 2013. REUTERS/Baz Ratner (JERUSALEM - Tags: RELIGION) 

Ultra-Orthodox Jews take part in the "Mayim Shelanu" ceremony to collect water from a natural spring, near Jerusalem March 24, 2013. The water is used to make matza, the traditional unleavened bread to be eaten on the Jewish holiday of Passover which starts on Monday. Passover commemorates the flight of Jews from ancient Egypt, as described in the Exodus chapter of the Bible. REUTERS/ Nir Elias (JERUSALEM - Tags: RELIGION) 

An ultra-Orthodox Jewish boy pulls a girl on a cart in Jerusalem's Mea Shearim neighbourhood March 24, 2013. REUTERS/Nir Elias (JERUSALEM - Tags: SOCIETY) 

An Ultra-Orthodox Jewish family lights candles for the holiday of Hanukkah in Jerusalem's Mea Shearim neighbourhood December 15, 2012. REUTERS/Ronen Zvulun (JERUSALEM - Tags: RELIGION) 

An ultra-Orthodox Jewish man checks an etrog, a citrus fruit, for blemishes at a market in Jerusalem's Mea Shearim neighbourhood September 30, 2012. The citrus fruit is used in rituals during the Jewish holiday of Sukkot, which begins at sundown on Sunday. REUTERS/Amir Cohen (JERUSALEM - Tags: RELIGION SOCIETY FOOD) 

Ultra-Orthodox Jews wait for their head Rabbi to fill a clay jug with spring water as they take part in the ritual of "Mayim Shelanu", in Bnei Brak, near Tel Aviv April 3, 2012. The water is used to prepare matza, the traditional unleavened bread eaten during the upcoming Jewish holiday of Passover. Passover commemorates the flight of Jews from ancient Egypt as described in Exodus. REUTERS/Nir Elias (ISRAEL - Tags: RELIGION) 

An ultra-Orthodox Jewish worker operates a wooden barrel used to wash cowhides at a Judaica factory which makes ritual Tefillin in Moshav Kommemiyut, near Kiryat Gat March 4, 2012. Tefillin, leather straps and boxes containing sacred parchments, are worn by Orthodox Jewish men during morning prayer. Picture taken March 4, 2012. REUTERS/Baz Ratner (ISRAEL - Tags: RELIGION SOCIETY BUSINESS) 

A Jewish man holds a sign during a protest against the Israeli government as they demand for the recognition of Palestinian statehood outside the U.N. headquarters in New York September 22, 2011. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS) 

Jewish settlers study inside a synagogue in the unauthorized outpost of Havat Gilad, south of the West Bank city of Nablus September 13, 2011. A diplomatic showdown looms at the United Nations this month when Palestinian President Mahmoud Abbas is expected to seek an upgrade of the Palestinians U.N. status. The Palestinians hope to establish a state in the Gaza Strip and the Israeli-occupied West Bank , where Israeli Prime Minister Benjamin Netanyahu has refused to freeze Jewish settlement-building despite the Obama administration's urging. REUTERS/ Ronen Zvulun (WEST BANK - Tags: POLITICS) 

A member of Neturei Karta, a fringe Jewish Ultra-Orthodox movement within the anti-Zionist bloc, walks in the street during celebrations for the Jewish holiday of Purim in Jerusalem's Mea Shearim neighbourhood March 21, 2011. Purim is a celebration of the Jews' salvation from genocide in ancient Persia, as recounted in the Book of Esther. REUTERS/Baz Ratner (JERUSALEM - Tags: RELIGION POLITICS) 

An ultra-Orthodox Jew holds a chicken beside his son as he performs the Kaparot ritual ahead of the holiday of Yom Kippur in Bnei Brak near Tel Aviv September 15, 2010. Kaparot is a custom connected to Yom Kippur, where white chickens are slaughtered as a symbolic gesture of atonement. The slaughtered chickens are then donated to the poor. REUTERS/Nir Elias (ISRAEL - Tags: RELIGION) 

Ultra-Orthodox Jew, injured during scuffles with Israeli police, takes part in a protest in Jaffa, just south of central Tel Aviv June 16, 2010. Violence erupted on Wednesday in Jaffa between police and hundreds of ultra-Orthodox Jews protesting against construction that they say is desecrating graves. REUTERS/Nir Elias (ISRAEL - Tags: RELIGION CIVIL UNREST POLITICS) 

A child stand at the site where Ultra-Orthodox Jewish man collect water from a spring near the West Bank Jewish settlement of Beit Horon, as they take part in the ritual of "Mayim Shelanu" March 28, 2010. The water is used to prepare matza, the traditional unleavened bread eaten during the upcoming Jewish holiday of Passover. Passover commemorates the flight of Jews from ancient Egypt as described in Exodus.
REUTERS/Baz Ratner (WEST BANK - Tags: RELIGION IMAGES OF THE DAY) 

Ultra-Orthodox Jewish men protest against the Israeli government outside of the UN Headquarters in New York September 22, 2009. REUTERS/Lucas Jackson (UNITED STATES POLITICS CONFLICT) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. An Ultra Orthodox Jewish man, who attempted to block traffic at a central Jerusalem road, is pushed away by an Israeli police officer during a protest against a public parking lot that is open on the Jewish Sabbath August 22, 2009. REUTERS/Yannis Behrakis (JERUSALEM CONFLICT RELIGION) 

An ultra-Orthodox Jew is removed from the street by Israeli police officers during a protest in Jerusalem August 1, 2009. Israeli police dragged away ultra-Orthodox men who blocked traffic outside the old walled city of Jerusalem on Saturday, in protest against a public parking lot now open on the Jewish Sabbath. REUTERS/Darren Whiteside (JERUSALEM RELIGION CONFLICT IMAGES OF THE DAY) 

An Israeli police officer stands guard in front of an ultra-nationalist holding an Israeli flag in the southern town of Rahat July 26, 2009. About a dozen Jewish ultra-nationalists marched on Sunday along the outskirts of Rahat, one of Israel's biggest Bedouin towns, touching off protests by its residents. REUTERS/Amir Cohen (ISRAEL CONFLICT POLITICS IMAGES OF THE DAY) 

Ultra-Orthodox Jews take part in a protest in Jerusalem's Mea Shearim neighbourhood July 8, 2009 against the opening of a parking lot on the Jewish sabbath. Ultra-Orthodox Jews have clashed with police several times in the past weeks following the municipality's decision to open the parking lot on Saturdays. REUTERS/Baz Ratner (JERUSALEM POLITICS RELIGION IMAGES OF THE DAY) 

Ultra-Orthodox Jewish boys watch as balloons are filled with helium in Jerusalem's Mea Shearim neighbourhood June 28, 2009. REUTERS/Ronen Zvulun (JERUSALEM RELIGION SOCIETY IMAGES OF THE DAY) 

An ultra-Orthodox Jew throws a potato at police during a protest against the opening of a parking lot in Jerusalem June 27, 2009. Ultra-Orthodox Jews protesting the opening of the parking lot on the Jewish sabbath clashed with police separating them and secular demonstrators who held a counter protest in support of the move. REUTERS/Darren Whiteside (JERUSELEM RELIGION CONFLICT SOCIETY IMAGES OF THE DAY) 

An Israeli boy attends a protest held by far right Israeli activists during the speech of Prime Minister Benjamin Netanyahu at Bar-Ilan University in Ramat Gan near Tel Aviv June 14, 2009. Netanyahu accepted on Sunday the U.S.-backed goal of a Palestinian state but balked at meeting President Barack Obama's demand to stop Jewish settlement expansion. The placard on the right reads in Hebrew "Obama: returning to the barbed wire until the final solution ("the peace")". REUTERS/Gil Cohen Magen (ISRAEL POLITICS CONFLICT IMAGES OF THE DAY) 

A Jewish worshipper prays as an ultra-Orthodox Jew sits in front of the Western Wall, Judaism's holiest prayer site, in Jerusalem's Old City May 28, 2009. On Thursday Jews mark Shavuot, the annual celebration of God's handing down of the Law (the Torah) to Moses at Mount Sinai in biblical times, according to Jewish tradition. REUTERS/Baz Ratner (JERUSALEM RELIGION) 

An ultra-Orthodox Jewish man harvests wheat in a field near the Israeli town of Modiin May 25, 2009. Ultra-Orthodox Jews gathered in a wheat field on Monday for an annual harvesting ritual, collecting wheat that will later be used to make the traditional unleavened bread eaten during the Jewish holiday of Passover. REUTERS/Gil Cohen Magen (ISRAEL AGRICULTURE RELIGION SOCIETY) 

A Yemeni Jewish girl attends a family gathering during the Jewish Passover holiday in Sanaa April 9, 2009. Jews celebrate the Passover that commemorates the liberation of the ancient Hebrews from slavery in Egypt and their exodus from Egypt. REUTERS/Khaled Abdullah (YEMEN RELIGION SOCIETY) 

Ultra-Orthodox Jewish youths smoke cigarettes during celebrations for the Jewish holiday of Purim in Jerusalem's Mea Shearim neighbourhood early morning March 11, 2009. Purim is a celebration of the Jews' salvation from genocide in ancient Persia, as recounted in the Book of Esther. REUTERS/Gil Cohen Magen (JERUSALEM POLITICS RELIGION) 

Ultra-Orthodox Jews read from the Book of Esther during a celebration of the holiday of Purim in Jerusalem's Mea Shearim neighborhood March 10, 2009. Purim is a celebration of the Jews' salvation from genocide in ancient Persia, as recounted in the Book of Esther. REUTERS/Baz Ratner (JERUSALEM RELIGION SOCIETY) 

An Ultra-Orthodox Jewish man and children read the biblical book of Esther during the Jewish holiday of Purim at a synagogue in the West Bank settlement of Modiin Illit, March 9, 2009. Purim is a celebration of the Jew's salvation from genocide in ancient Persia, as recounted in the Book of Esther. Jews, especially children, dress up during the holiday as part of the festivities. REUTERS/Gil Cohen Magen (WEST BANK SOCIETY RELIGION) 

Yemeni Jewish boys read the Torah at a Hebrew school in the northwestern Yemeni town of Raida February 20, 2009. Ten Jews from Raida, nine of them members of the same family, landed in Israel on Thursday after fleeing from Yemen. REUTERS/Khaled Abdullah (YEMEN) 

Jewish settlers gather in front of a disputed building, occupied by settlers since March 2007, in the West Bank city of Hebron December 4, 2008. Israeli forces on Thursday began removing hardline Jewish settlers from a disputed building in Hebron after days of stone-throwing clashes with Palestinians, witnesses said. REUTERS/Eliana Aponte (WEST BANK) 

Ultra-Orthodox Jews gather for the funeral of Aryeh Leibish Teitelboim in Jerusalem's Mea Shearim neighbourhood December 2, 2008. Teitelboim was among the five hostages killed at the Jewish center and more than 144 people dead in Mumbai after the attacks by Islamist militants on luxury hotels and other sites in India's financial capital. REUTERS/Baz Ratner (JERUSALEM) 

An ultra-orthodox Jew checks etrogim, a citrus fruit, for blemishes in Jerusalem's Mea Shearim neighbourhood October 13, 2008. The citrus fruit is used in rituals during the week-long Jewish holiday of Sukkot, which begins Monday at sundown. REUTERS/Baz Ratner (JERUSALEM) 

An Ultra-Orthodox Jewish man holds a chicken as a boy prays during Kaparot in the Israeli city of Ashdod October 8, 2008, ahead of Yom Kippur, the Jewish Day of Atonement, which starts at sundown on Wednesday. Kaparot is an ancient custom connected to Yom Kippur, where white chickens are slaughtered as a symbolic gesture of atonement. The slaughtered chickens are then donated to the poor. REUTERS/Amir Cohen (ISRAEL) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. Ultra-Orthodox Jewish men buy chickens during Kaparot in Jerusalem's Mea Shearim neighbourhood October 7, 2008, ahead of Yom Kippur, the Jewish Day of Atonement, which starts at sundown Wednesday. Kaparot is an ancient custom connected to Yom Kippur, where white chickens are slaughtered as a symbolic gesture of atonement. REUTERS/Yannis Behrakis (JERUSALEM) 

Iran's President Mahmoud Ahmadinejad (R) speaks as Rabbi Moshe Ber Beck of Neturei Karta, a fringe Ultra-Orthodox movement within the anti-Zionist bloc, listens during a meeting in New York, September 24, 2008. REUTERS/Brendan McDermid (UNITED STATES) 

Iran's President Mahmoud Ahmadinejad greets Rabbi Moshe Ber Beck of Neturei Karta, a fringe Ultra-Orthodox movement within the anti-Zionist bloc, during a meeting in New York, September 24, 2008. REUTERS/Brendan McDermid (UNITED STATES) 

Ultra-Orthodox Jews recite prayers during celebrations for the Jewish holiday of Lag Ba-Omer on Meron mountain in northern Israel May 23, 2008. Israelis celebrate the Jewish holiday of Lag Ba-Omer which marks the end of a plague in the Middle Ages that killed thousands of disciples of a revered rabbi in the holy land. REUTERS/Baz Ratner (ISRAEL) 

Ultra-Orthodox Jews recite prayers during celebrations for the Jewish holiday of Lag Ba-Omer on Meron mountain in northern Israel May 23, 2008. Israelis celebrate the Jewish holiday of Lag Ba-Omer, which marks the end of a plague in the Middle Ages that killed thousands of disciples of a revered rabbi in the holy land. REUTERS/Baz Ratner (ISRAEL) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. Ultra Orthodox Jews dance by a bonfire during Lag Ba-Omer festivities in Jerusalem's Mea Shearim neighbourhood May 22, 2008. Israelis celebrate the Jewish holiday of Lag Ba-Omer, which marks the end of a plague in the Middle Ages that killed thousands of disciples of a revered rabbi in the holy land, by lighting bonfires across the country. REUTERS/Yannis Behrakis (JERUSALEM) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. Ultra Orthodox Jews take part in Lag Ba-Omer festivities in Jerusalem's Mea Shearim neighbourhood May 22, 2008. Israelis celebrate the Jewish holiday of Lag Ba-Omer, which marks the end of a plague in the Middle Ages that killed thousands of disciples of a revered rabbi in the holy land, by lighting bonfires across the country. REUTERS/Yannis Behrakis (JERUSALEM) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. Young Ultra Orthodox Jewish boys take part in Lag Ba-Omer festivities in Jerusalem's Mea Shearim neighbourhood May 22, 2008. Israelis celebrate the Jewish holiday of Lag Ba-Omer, which marks the end of a plague in the Middle Ages that killed thousands of disciples of a revered rabbi in the holy land, by lighting bonfires across the country. REUTERS/Yannis Behrakis (JERUSALEM) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. An Ultra Orthodox Jewish man watches Israeli air force jets flying over Jerusalem's Old City and its Western Wall May 8, 2008, during celebrations for Israel's Independence Day marking the 60th anniversary of the creation of the state. REUTERS/Yannis Behrakis (JERUSALEM) 

Ultra-Orthodox Jews take part in a protest in Jerusalem April 22, 2008. The protest is against the sale of leavened food during the Jewish holiday of Passover. A court decision in Israel to allow stores and restaurants to sell food banned by Jewish ritual law during the Passover holiday has angered the country's influential Orthodox Jewish community. To commemorate the biblical Israelites' hasty exodus from slavery in Egypt, ritual Jewish law forbids eating leavened products during Passover. REUTERS/Ronen Zvulun (JERUSALEM) 

Ultra-Orthodox Jews take part in a protest in Jerusalem April 22, 2008. The protest is against the sale of leavened food during the Jewish holiday of Passover. A court decision in Israel to allow stores and restaurants to sell food banned by Jewish ritual law during the Passover holiday has angered the country's influential Orthodox Jewish community. To commemorate the biblical Israelites' hasty exodus from slavery in Egypt, ritual Jewish law forbids eating leavened products during Passover.
REUTERS/Ronen Zvulun (JERUSALEM) 

Ultra-orthodox Jewish men pray at the Western Wall in the Old City of Jerusalem March 11, 2008. REUTERS/Yiorgos Karahalis (JERUSALEM) 

An Ultra-orthodox Jewish man gestures as he stands on a balcony in the Old City of Jerusalem February 6, 2008. REUTERS/Mahfouz Abu Turk (JERUSALEM) 

An ultra-Orthodox Jewish boy stands near participants as Israeli and foreign nationals march in an annual parade during the Jewish holiday of Sukkot in Jerusalem October 2, 2007. Some 7,000 mostly evangelical Christians from across the world flocked to the Holy Land this week to celebrate the Jewish festival of Sukkot and to show support for Israel. REUTERS/Ronen Zvulun (JERUSALEM) 

EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. Ultra Orthodox Jews take a break during prayers at the Western Wall (Wailing Wall) in Jerusalem's old city, early morning August 23, 2007. REUTERS/Yannis Behrakis (JERUSALEM) 

Ultra-Orthodox Jewish men attend a demonstration against an upcoming Gay Pride parade in Jerusalem June 17, 2007. REUTERS/Ronen Zvulun (JERUSALEM) 

Yemeni Jewish boy, Samih Habib, stands by a wall in his temporary home offered by the Yemeni authorities to Jewish families who left their own village after receiving threats, in Sanaa May 7, 2007. Several Jewish families were evacuated to Sanaa from the northern province of Saada after threats from a radical group last December. Yemen has a small Jewish minority with a population of between 200 and 300 people. REUTERS/Ahmed Jadallah ( YEMEN) 

Yemeni Jewish boys, Yaesh Habib (R) and his brother Ibrahim, stand outside temporary homes offered by the Yemeni authorities to Jewish families who left their own village after receiving threats, in Sanaa May 7, 2007. Several Jewish families were evacuated to Sanaa from the northern province of Saada after threats from a radical group last December. Yemen has a small Jewish minority with a population of between 200 and 300 people. REUTERS/Ahmed Jadallah ( YEMEN) 

A member of Neturei Karta, a fringe Jewish Ultra-Orthodox movement within the anti-Zionist bloc, takes part in a demonstration against the State of Israel during Israeli Independence Day in the town of Ben Shemesh April 24, 2007. REUTERS/Oleg Popov (ISRAEL) 

A member of Neturei Karta, a fringe Jewish Ultra-Orthodox movement within the anti-Zionist bloc, takes part in a demonstration against the State of Israel during Israeli Independence Day in the town of Ben Shemesh April 24, 2007. REUTERS/Oleg Popov (ISRAEL) 

Members of Neturei Karta, a fringe Jewish Ultra-Orthodox movement within the anti-Zionist bloc, take part in a demonstration against the State of Israel during Israeli Independence Day in the town of Ben Shemesh April 24, 2007. REUTERS/Oleg Popov (ISRAEL) 

A Jewish man prays at the Western Wall in the Old city of Jerusalem September 22, 2006, on the Jewish New Year. REUTERS/Yonathan Weitzman (ISRAEL) 

Ultra orthodox Jewish man and his son pray in front of the tomb of Rabbi Nachman of Breslov in the Ukrainian city of Uman September 20, 2006. Thousands of Jewish pilgrims arrive every year in Rosh Hashana, the Jewish new year, to Breslov tomb who died in 1810 and buried in Uman. The Jewish tradition to come specially in Rosh Hashana who start Friday eve. REUTERS/Gil Cohen Magen (UKRAINE)