Question: Rashad al-Shawwa was the Palestinian mayor of  a city that has been inhabited since what century?

Context paragraphs:
Israeli–Palestinian conflict in Hebron: The Israeli–Palestinian conflict in Hebron refers to an ongoing conflict between Palestinians and Jewish settlers in the West Bank city of Hebron in the context of the Israeli–Palestinian conflict.  Hebron has a Palestinian majority, consisting of an estimated 208,750 citizens (2015) and a small Jewish minority, variously numbered between 500 and 800.  The H1 sector of Hebron, home to around 170,000 Palestinians, is governed by the Palestinian Authority.  H2, which was inhabited by around 30,000 Palestinians is under Israeli military control with an entire brigade in place to protect some 800 Jewish residents living in the old Jewish quarter.  As of 2015, Israel has declared that special areas of Hebron's old Quarter constitute a closed military zone.  Palestinians shops have been forced to close; despite protests Palestinian women are reportedly frisked by men, and residents, who are subjected every day to repeated body searches, must register to obtain special permits to navigate through the 18 military checkpoints Israel has set up in the city center.

Rashad al-Shawwa: Rashad al-Shawwa (Arabic: رشاد الشوا‎ ‎ ) (1909 - 28 September 1988) was the Palestinian mayor of Gaza for eleven years from 1971 to 1982.  Before becoming mayor he was an outgoing local activist in the city.  He was known by Israelis and Palestinians as the pro-Jordanian "father figure" of the Gaza Strip.  He is the father of artist Laila Shawwa.

Dahmash: Dahmash (Arabic: دهمش‎ ‎ , Hebrew: דהמש‎ ‎ ) is a Palestinian village in Israel situated at 15 kilometers from Tel Aviv Jaffa in an agricultural area between Lod, Ramle and Nir Tzvi.  It has been inhabited since 1951, and has a population of 600 people, all Arab citizens of Israel, living in 70 homes.  Almost all of the houses were built since the late 1990-s

Byblos: Byblos, in Arabic Jubayl (Arabic: جبيل‎ ‎   ] ; Phoenician: 𐤂𐤁𐤋 "Gebal"), is a Mediterranean city in the <a href="Mount%20Lebanon%20Governorate">Mount Lebanon Governorate</a>, <a href="Lebanon">Lebanon</a>.  It is believed to have been occupied first between 8800 and 7000 BC, and according to fragments attributed to the semi-legendary pre-Homeric Phoenician priest Sanchuniathon, it was built by Cronus as the first city in Phoenicia.  It is one of the cities suggested as the oldest continuously inhabited city in the world and the site has been continuously inhabited since 5000 BC.  It is a UNESCO World Heritage Site.

Bayt 'Itab: Bayt ʿIṭāb (Arabic: بيت عطاب‎ ‎ ) was a Palestinian Arab village located in the Jerusalem Subdistrict.  The village is believed to have been inhabited since biblical times.  An ancient tunnel which led to the village spring is associated with story of Samson.  Prior to, during, and after its incorporation into Crusader fiefdoms in the 12th century, its population was Arab.  Sheikhs from the Lahham family clan, who were associated with the Qays tribo-political faction, ruled the village during Ottoman era.  In the 19th century, this clan controlled 24 villages in the vicinity.  The homes were built of stone.  The local farmers cultivated cereals, fruit trees and olive groves and some engaged in livestock breeding.

Jericho: Jericho ( ; Arabic: أريحا‎ ‎ "Arīḥā " ] ; Hebrew: יְרִיחוֹ‎ "Yeriḥo ") is a city in the Palestinian Territories and is located near the Jordan River in the West Bank.  It is the administrative seat of the Jericho Governorate, and is governed by the Fatah faction of the Palestinian National Authority.  In 2007, it had a population of 18,346.  The city was occupied by Jordan from 1949 to 1967, and has been held under Israeli occupation since 1967; administrative control was handed over to the Palestinian Authority in 1994.  It is believed to be one of the oldest inhabited cities in the world and the city with the oldest known protective wall in the world.  It was thought to have the oldest stone tower in the world as well, but excavations at Tell Qaramel in Syria have discovered stone towers that are even older.

History of the Duwamish tribe: The region now known as Seattle has been inhabited since the end of the last glacial period (c. 8,000 BCE.: 10,000 years ago).  Archaeological excavations at West Point in Discovery Park, Magnolia confirm that the Seattle area has been inhabited by humans for at least 4,000 years and probably much longer.  West Point was called "Oka-dz-elt-cu", "Per-co-dus-chule", or "Pka-dzEltcu".  The village of "tohl-AHL-too" ("herring house") had been inhabited at least since the 6th century CE, as had "hah-AH-poos"—"where there are horse clams"—at the then-mouth of the Duwamish River in what is now the Industrial District.  The Lushootseed (Skagit-Nisqually)-speaking Salish "Dkh'Duw'Absh" ("People of the Inside") and "Xacuabš" ("People of the Large Lake")—ancestors of today's Duwamish Tribe—occupied at least 17 villages in the mid-1850s and lived in some 93 permanent longhouses ("khwaac'ál'al") along the lower Duwamish River, Elliott Bay, Salmon Bay, Portage Bay, Lake Washington, Lake Sammamish, and the Duwamish River tributaries, the Black and Cedar Rivers.

Rashad Shawa Cultural Center: The Rashad Shawa Cultural Center is a cultural center that was built in 1985, in Rimal, Gaza, Palestine.  The place was named after Rashad al-Shawa, the city's Palestinian mayor who served in office for 11 years.  The building was completed 1988.

Sa'id al-Shawwa: Hajj Sa'id al-Shawwa (Arabic: الحـاج سعيد الشوا‎ ‎ ) (1868–October 1930) was a Palestinian Arab politician and the first mayor of Gaza, serving from 1906 to 1917.  He was also one of the most influential members of the Supreme Muslim Council from 1921 until his death.  He was an opponent of British mandatory rule in Palestine, supporting the Ottomans during World War I and later the nationalist Grand Mufti of Jerusalem, Amin al-Husayni.

Gaza City: Gaza ( ; Arabic: غزة‎ ‎ "Ġazzah ", ] ; Hebrew: עזה‎ ‎ "'Azzah "), also referred to as Gaza City, is a Palestinian city in the Gaza Strip, with a population of 515,556, making it the largest city in the State of Palestine.  Inhabited since at least the 15th century BC, Gaza has been dominated by several different peoples and empires throughout its history.  The Philistines made it a part of their pentapolis after the Ancient Egyptians had ruled it for nearly 350 years.

Supporting paragraphs: Rashad al-Shawwa Gaza City
Answer: 15th