GAZA CITY, GAZA - MAY 15: A Palestinian uses slingshot to throw stones to Israeli forces during a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: A Palestinian uses slingshot to throw stones to Israeli forces during a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: A Palestinian uses slingshot to throw stones to Israeli forces during a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: A Palestinian uses slingshot to throw stones to Israeli forces during a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Palestinians take part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: A Palestinian uses slingshot to throw stones to Israeli forces during a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Palestinians pick up stones to throw them to the Israeli forces during a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Israeli forces use tear gas to disperse Palestinians taking part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Israeli forces use tear gas to disperse Palestinians taking part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Palestinians take part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Palestinians take part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Palestinians take part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Palestinians take part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )

GAZA CITY, GAZA - MAY 15: Palestinians take part in a demonstration marking the 71st anniversary of Nakba, also known as Day of the Catastrophe in 1948, on May 15, 2019 in Shuja'iyya neighborhood, Gaza City. Palestinians marched with banners reading and translating "right of return", flags and model keys symbolizing the houses which Palestinians left as part of the Nakba. ( Ali Jadallah - Anadolu Agency )