He was born in the town of Arraba, near Jenin, in 1978

He studied primary and secondary school in Arraba schools

He obtained a Bachelor’s degree in Economic Mathematics from Birzeit University in 2001

Since his childhood, Sheikh Khadr belonged to the ranks of the Islamic Jihad movement in Palestine

The Palestinian Authority arrested him in 1998 on charges of incitement to throw attacks on French Prime Minister Jospin during his visit to Birzeit University.

The Zionist occupation arrested him during his university studies in the midst of the Second Intifada, and he spent 4 months in administrative detention.

The authorities detained her in 2010 for 12 days

In 2011, Sheikh Khader Adnan fought the longest individual strike in the history of the Palestinian prisoner movement, which lasted for 65 days.

He went on three hunger strikes, the first of which was in 2005, in solidarity with a group of detainees held by the occupation from the Gaza Strip.

He was martyred in the occupation prisons after 86 days of hunger strike, on 5/2/2023.