One of the joint plaintiffs wears a kippah, as he waits before the start of the trial against Stephan B., accused of shooting two people after an attempt to storm a synagogue in Halle, at the local court in Magdeburg, Germany, July 21, 2020. Hendrik Schmidt/Pool via REUTERS

Israeli President Reuven Rivlin adjusts a kippah during his speech at the commemoration service of the victims of the Nazi dictatorship at Germany's lower house of parliament, the Bundestag, in Berlin, Germany January 29, 2020. REUTERS/Michele Tantussi

Israeli President Reuven Rivlin adjusts a kippah during his speech at the commemoration service of the victims of the Nazi dictatorship at Germany's lower house of parliament, the Bundestag, in Berlin, Germany January 29, 2020. REUTERS/Michele Tantussi

Israeli President Reuven Rivlin adjust his kippah during his speech in Germany’s lower house of parliament, the Bundestag, at the commemoration of the victims of the Nazi dictatorship, in Berlin, Germany January 29, 2020. REUTERS/Axel Schmidt

A visitor wears a traditional jewish kippah as he enters Germany's lower house of parliament Bundestag in Berlin, Germany, October 17, 2019. REUTERS/Michele Tantussi

A man wearing a kippah is seen next to a police vehicle outside the synagogue in Halle, Germany October 10, 2019, after two people were killed in a shooting. REUTERS/Fabrizio Bensch

U.S. ambassador to Germany Richard Grenell holds up his kippah during a demonstration marking al-Quds Day (Jerusalem Day), in Berlin, Germany, June 1, 2019. REUTERS/Fabrizio Bensch

U.S. ambassador to Germany Richard Grenell holds up his kippah during a pro-Israel demonstration during al-Quds Day (Jerusalem Day) celebration, in Berlin, Germany, June 1, 2019. REUTERS/Fabrizio Bensch

U.S. ambassador to Germany Richard Grenell holds up his kippah during a demonstration marking al-Quds Day (Jerusalem Day), in Berlin, Germany, June 1, 2019. REUTERS/Fabrizio Bensch

Britain's Prince Charles puts on his kippah as he arrives for his visit at the Nidhe Israel Synagogue in Bridgetown, Barbados March 19, 2019. Jane Barlow/Pool via REUTERS

U.S. Vice President Mike Pence holds on to his kippah at the Monument to the Victims at the former Nazi German concentration and extermination camp Auschwitz II-Birkenau, near Oswiecim, Poland, February 15, 2019. REUTERS/Kacper Pempel

A man wearing a kippah is pictured before a ceremony to mark the 80th anniversary of Kristallnacht, also known as the Night of Broken Glass, at Rykestrasse Synagogue, in Berlin, Germany, November 9, 2018. REUTERS/Fabrizio Bensch TPX IMAGES OF THE DAY

A man wearing a kippah is seen before a ceremony to mark the 80th anniversary of Kristallnacht, also known as the Night of Broken Glass, at Rykestrasse Synagogue, in Berlin, Germany, November 9, 2018. REUTERS/Fabrizio Bensch

A man wearing a kippah is seen before a ceremony to mark the 80th anniversary of Kristallnacht, also known as the Night of Broken Glass, at Rykestrasse Synagogue, in Berlin, Germany, November 9, 2018. REUTERS/Fabrizio Bensch

A man wearing a kippah walks past a Rykestrasse Synagogue, in Berlin, Germany, November 9, 2018. REUTERS/Fabrizio Bensch

Men wearing kippah are pictured before a ceremony to mark the 80th anniversary of Kristallnacht, also known as the Night of Broken Glass, at Rykestrasse Synagogue, in Berlin, Germany, November 9, 2018. REUTERS/Fabrizio Bensch

A man wearing a kippah is pictured before a ceremony to mark the 80th anniversary of Kristallnacht, also known as the Night of Broken Glass, at Rykestrasse Synagogue, in Berlin, Germany, November 9, 2018. REUTERS/Fabrizio Bensch

A man wearing a kippah is pictured before a ceremony to mark the 80th anniversary of Kristallnacht, also known as the Night of Broken Glass, at Rykestrasse Synagogue, in Berlin, Germany, November 9, 2018. REUTERS/Fabrizio Bensch

A youth wearing a yarmulke with a Star of David looks towards a temporary pier at the Sea of Galilee in northern Israel November 1, 2018. Picture taken November 1, 2018. REUTERS/Ronen Zvulun

A man wears an Arsenal Football Club kippah as he walks through the hall at the Labour Party's conference in Liverpool, Britain, September 25, 2018. REUTERS/Hannah McKay

Knaan Al S., a Syrian man living in Berlin, charged with assault after attacking an Arab-Israeli man wearing a kippah, is seen before the start of his trial at the Moabit court in Berlin, Germany, June 19, 2018. REUTERS/Hannibal Hanschke

Knaan Al S., a Syrian man living in Berlin, charged with assault after attacking an Arab-Israeli man wearing a kippah, is seen before the start of his trial at the Moabit court in Berlin, Germany, June 19, 2018. REUTERS/Hannibal Hanschke

Knaan Al S., a Syrian man living in Berlin, charged with assault after attacking an Arab-Israeli man wearing a kippah, is seen before the start of his trial at the Moabit court in Berlin, Germany, June 19, 2018. REUTERS/Hannibal Hanschke

Knaan Al S., a Syrian man living in Berlin, charged with assault after attacking an Arab-Israeli man wearing a kippah, is seen before the start of his trial at the Moabit court in Berlin, Germany, June 19, 2018. REUTERS/Hannibal Hanschke

A member of Jewish community wearing a kippah talks to the media, before the start of the trail of a Syrian charged with assault after attacking an Arab-Israeli man wearing a kippah, at the Moabit court in Berlin, Germany, June 19, 2018. REUTERS/Hannibal Hanschke

A member of Jewish community wearing a kippah talks to the media, before the start of the trail of a Syrian charged with assault after attacking an Arab-Israeli man wearing a kippah, at the Moabit court in Berlin, Germany, June 19, 2018. REUTERS/Hannibal Hanschke

A Jewish man prepares for a morning prayer inside the High Synagogue in Prague, Czech Republic August 25, 2017. REUTERS/David W Cerny

A Palestinian man makes skull caps, also known as kippot or yarmulke for Jewish worshippers, at a sewing factory in Gaza City March 11, 2017. Picture taken March 11, 2017. REUTERS/Ibraheem Abu Mustafa

A Palestinian man irons a skull cap, also known as kippot or yarmulke for Jewish worshippers, at a sewing factory in Gaza City March 11, 2017. Picture taken March 11, 2017. REUTERS/Ibraheem Abu Mustafa

A Palestinian man shows a skull cap, also known as kippot or yarmulke for Jewish worshippers, at a sewing factory in Gaza City March 11, 2017. Picture taken March 11, 2017. REUTERS/Ibraheem Abu Mustafa

A Palestinian man fits a sample of a skull cap, also known as kippot or yarmulke for Jewish worshippers, at a sewing factory in Gaza City March 11, 2017. Picture taken March 11, 2017. REUTERS/Ibraheem Abu Mustafa

Jewish worshippers pray at the gravesite of Rabbi Yisrael Abuhatzeira, a Moroccan-born sage and Kabbalist also known as the Baba Sali, during an annual pilgrimage held on the anniversary of his death in the southern Israeli town of Netivot, January 13, 2016. REUTERS/Ronen Zvulun

Marc Daniels displays yarmulkes he sells before U.S. Republican presidential candidate Donald Trump speaks at a forum on veterans issues at the Best Western Regency Inn in Marshalltown, Iowa January 10, 2016. REUTERS/Brian C. Frank

A mourner attends the funeral for Israeli woman Hadar Buchris, 21, in Jerusalem, November 23, 2015. On Sunday in the Etzion bloc of Jewish settlements, a Palestinian stabbed and killed Buchris, an Israeli police spokesman said. A military spokesman said the assailant was shot and killed. REUTERS/Ronen Zvulun TPX IMAGES OF THE DAY

A man cries next to the coffin of American citizen Ezra Schwartz who was killed during a Palestinian attack on Thursday in the West Bank, during a ceremony at Ben Gurion international airport near Tel Aviv, Israel, before the coffin leaves for burial in the U.S November 21, 2015. REUTERS/Nir Elias

Italian Foreign Minister Paolo Gentiloni removes his kippah, or skullcap, after a ceremony in the Hall of Remembrance at Yad Vashem Holocaust Memorial in Jerusalem June 30, 2015. REUTERS/Ronen Zvulun

An Israeli boy looks through the sight of a weapon during a display of Israeli Defense Forces (IDF) equipment and abilities at the West Bank settlement of Kiryat Arba, April 23, 2015, during celebrations for Israel's Independence Day, marking the 67th anniversary of the creation of the state. REUTERS/Ronen Zvulun TPX IMAGES OF THE DAY

A man wearing a kippah visits the former Nazi concentration camp Buchenwald near Weimar, April 12, 2015. Germany marks the 70th anniversary of the liberation of the Buchenwald concentration camp by the U.S. army on April 11, 1945. REUTERS/Kai Pfaffenbach

A man wearing a kippah visits the former Nazi concentration camp Buchenwald near Weimar, April 12, 2015. Germany marks the 70th anniversary of the liberation of the Buchenwald concentration camp by the U.S. army on April 11, 1945. REUTERS/Kai Pfaffenbach

A man wearing a kippah looks at the chimney of the crematorium in the former Nazi concentration camp Buchenwald near Weimar, April 12, 2015. Germany marks the 70th anniversary of the liberation of the Buchenwald concentration camp by the U.S. army on April 11, 1945. REUTERS/Kai Pfaffenbach TPX IMAGES OF THE DAY

Israel's Prime Minister Benjamin Netanyahu touches the Western Wall, Judaism's holiest prayer site, during a visit in Jerusalem's Old City February 28, 2015. REUTERS/Marc Sellem/Pool (JERUSALEM - Tags: POLITICS RELIGION TRAVEL TPX IMAGES OF THE DAY)

A Jewish worshipper throws candles into a fire during an annual pilgrimage to the gravesite of Rabbi Yisrael Abuhatzeira, a Moroccan-born sage and kabbalist also known as the Baba Sali, on the anniversary of his death in the southern town of Netivot, January 25, 2015. REUTERS/Nir Elias (ISRAEL - Tags: RELIGION)

Alia Tunisi, a first grade school teacher, adjusts the skullcap of one of her students during reading hour at the Hand in Hand Arab Jewish bilingual school in Jerusalem December 3, 2014. The Hand in Hand school in Jerusalem presents an almost too-perfect scene in a tense and divided city, where Jews and Arabs do daily business but rarely befriend one other. REUTERS/Ronen Zvulun (JERUSALEM - Tags: POLITICS CIVIL UNREST EDUCATION)

Israeli police detain a right-wing protester during a demonstration, in Jerusalem, October 23, 2014. Tension in Jerusalem rose on Wednesday after an Israeli baby died and eight other people were hurt when a Palestinian man slammed his car into pedestrians at a Jerusalem light railway stop. Police shot the driver as he fled. A hospital official said the driver later died of his injuries. REUTERS/Ammar Awad (JERUSALEM - Tags: CIVIL UNREST POLITICS TPX IMAGES OF THE DAY)

Ultra-Orthodox Jews walk in front of the Dome of the Rock on the compound known to Muslims as Noble Sanctuary and to Jews as Temple Mount, in Jerusalem's Old City October 19, 2014. Clashes have flared repeatedly in the past few weeks as increasing numbers of Jews have visited the sacred area during the Jewish holidays, angering Palestinians who see this as part of an Israeli agenda to alter a long-preserved status quo. REUTERS/Ammar Awad (JERUSALEM - Tags: RELIGION CIVIL UNREST POLITICS)

A member of Romania's Jewish community lays a wreath during ceremonies at a Holocaust memorial in Bucharest October 8, 2014. Romania is commemorating the Holocaust in a move to come to terms with its past and recognise the murder of thousands of Jews at Romanian hands during World War Two. REUTERS/Bogdan Cristel (ROMANIA - Tags: SOCIETY MILITARY)

A man wearing a kippah listens to speakers during an anti-Semitism demo at Berlin's Brandenburg Gate September 14, 2014. Placard reads ' Never again'. REUTERS/Thomas Peter (GERMANY - Tags: POLITICS TPX IMAGES OF THE DAY)

A man wearing a kippah waits for the start of an anti-Semitism demo at Berlin's Brandenburg Gate September 14, 2014. Placard reads ' Never again'. REUTERS/Thomas Peter (GERMANY - Tags: POLITICS)

A protester wearing a kippah attends a rally against anti-Semitism in Frankfurt August 31, 2014. Around 2,000 protesters took part in the Pro-Israel demonstration. REUTERS/Kai Pfaffenbach (GERMANY - Tags: CIVIL UNREST POLITICS RELIGION)

Pope Francis gestures during a meeting with Asian youths at the Solmoe Shrine in Dangjin August 15, 2014. The pope began his five-day trip to South Korea on Thursday. The main purpose of the trip is to preside at the gathering of Asian Catholic youth and beatify 124 people killed for their faith in the 18th century. REUTERS/Ahn Young-joon/Pool (SOUTH KOREA - Tags: RELIGION PROFILE POLITICS SOCIETY TPX IMAGES OF THE DAY)

An Israeli soldier prays as he sits atop a tank near the border with Gaza July 29, 2014. Israel's military pounded targets in the Gaza Strip on Tuesday after Prime Minister Benjamin Netanyahu said his country should prepare for a long conflict in the Palestinian enclave, squashing any hopes of a swift end to 22 days of fighting. Israel launched its offensive on July 8 with the aim of halting rocket attacks by Hamas and its allies. It later ordered a land invasion to find and destroy the warren of Hamas tunnels that criss-crosses the border area. REUTERS/Siegfried Modola (ISRAEL - Tags: CIVIL UNREST MILITARY CONFLICT RELIGION)

Hasidic Jews from the Breslov sect dance with Israeli soldiers during a visit to support troops, near the border with the Gaza Strip July 15, 2014. Israel will intensify its week-old offensive against Hamas in Gaza, Prime Minister Benjamin Netanyahu said on Tuesday, after the Islamist group continued firing rockets at Israel instead of accepting an Egyptian-proposed ceasefire. REUTERS/Nir Elias (ISRAEL - Tags: POLITICS CIVIL UNREST MILITARY TPX IMAGES OF THE DAY)

Israeli soldiers dance with members of the Breslov Hasidic sect at a military staging area outside central Gaza July 14, 2014. Israel said it shot down a drone from Gaza a week into its offensive on Monday, the first reported deployment of an unmanned aircraft by Palestinian militants whose rocket attacks have been regularly intercepted. REUTERS/Nir Elias (ISRAEL - Tags: POLITICS CIVIL UNREST MILITARY RELIGION)

A Jewish settler walks with his son in the West Bank Jewish settlement of Maon, south of Hebron May 19, 2014. Israeli lawmakers are pressing Prime Minister Benjamin Netanyahu to lift what they call unjustified secrecy over opaque - and rising - funding for settlements on West Bank land Palestinians want for a state. Picture taken May 19, 2014. REUTERS/Amir Cohen (WEST BANK - Tags: POLITICS BUSINESS SOCIETY REAL ESTATE TPX IMAGES OF THE DAY)

Jewish men take part in a prayer calling for the return of three missing teenagers, at the Tomb of the Patriarchs in the West Bank city of Hebron June 18, 2014. Israel re-arrested 51 Palestinians freed in a 2011 prisoner swap deal, the army said on Wednesday, in the sixth day of a hunt for the three missing teenagers believed abducted in the occupied West Bank. REUTERS/Ronen Zvulun (WEST BANK - Tags: POLITICS RELIGION CIVIL UNREST)

Israelis take part in a mass prayer at the Western Wall, Judaism's holiest prayer site, in Jerusalem's Old City, for the return of three teenagers who were abducted June 15, 2014. Israel said on Sunday that Hamas militants had abducted three Israeli teenagers in the occupied West Bank, warning of "serious consequences" as it pressed on with a search and detained dozens of Palestinians. REUTERS/Ronen Zvulun (JERUSALEM - Tags: POLITICS CIVIL UNREST RELIGION)

Israeli President Shimon Peres puts on a kippah before speaking next to Pope Francis (C) and Palestinian President Mahmoud Abbas (R) in the Vatican Gardens at the Vatican June 8, 2014. REUTERS/Max Rossi (VATICAN - Tags: RELIGION POLITICS)

Ultra-Orthodox Jews watch others collecting spring water during the traditional Jewish rite of "Mayim Shelanu" near Jerusalem April 13, 2014. The water is used to prepare matza, traditional unleavened bread eaten during the upcoming Jewish holiday of Passover, which starts on Monday. REUTERS/Ronen Zvulun (JERUSALEM - Tags: RELIGION SOCIETY TPX IMAGES OF THE DAY)

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 child who is a member of the Jewish community of Guatemala attends an event to celebrate the Jewish holiday of Purim in Holon in downtown Guatemala City, March 16, 2014. Purim is a celebration of the Jews' salvation from genocide in ancient Persia, as recounted in the Book of Esther. REUTERS/Jorge Dan Lopez (GUATEMALA - Tags: SOCIETY RELIGION ANNIVERSARY)