Umm 'Ajra was a Palestinian

Palestinian people

The Palestinian people, also referred to as Palestinians or Palestinian Arabs , are an Arabic-speaking people with origins in Palestine. Despite various wars and exoduses, roughly one third of the world's Palestinian population continues to reside in the area encompassing the West Bank, the Gaza...

 Arab

Arab

Arab people, also known as Arabs , are a panethnicity primarily living in the Arab world, which is located in Western Asia and North Africa. They are identified as such on one or more of genealogical, linguistic, or cultural grounds, with tribal affiliations, and intra-tribal relationships playing...

 village in the District of Baysan. It was depopulated by the Israel Defence Force during the 1948 Arab-Israeli War

1948 Arab-Israeli War

The 1948 Arab–Israeli War, known to Israelis as the War of Independence or War of Liberation The war commenced after the termination of the British Mandate for Palestine and the creation of an independent Israel at midnight on 14 May 1948 when, following a period of civil war, Arab armies invaded...

 on May 31, 1948 as part of Operation Gideon

Operation Gideon

Operation Gideon was a Haganah offensive launched in the closing days of the British Mandate in Palestine, as part of the 1947–1948 Civil War in Mandatory Palestine. Its objectives were to capture Beisan , clear the surrounding villages and bedouin camps and block one of the possible entry routes...

. It was located 4 km south of Baysan and the 'Ayn Umm 'Ajra provided the village with water. The village had three khirbas: Tall al-Shaykh al-Simad, Hajj Makka, and Sursuq.

In 1945 the village had a population of 260.