Will the conflict ever end? A new round of fighting in Palestine has left more dead. Experts fear there is no answer in sight.
Israel launches huge operation in West Bank
Flashpoint: This is the second time the two sides have fought over the town of Jenin. Glossary
Jenin - A Palestinian city in an area of the West Bank occupied by Israel.
Palestine - An area located in the Southern Levant region of Western Asia.
Palestinians - People from Palestine, an area located in the Southern Levant region of Western Asia.
Israel - A country in the Middle East, and the only Jewish nation in the modern period. It is seen by Jews, Christians and Muslims as the Holy Land.
Conflicts - Serious and longstanding disagreements.
UN - United Nations. An intergovernmental organisation based in New York that aims to maintain international peace and security.
Jerusalem - An ancient city that is considered holy to Jews, Christians and Muslims alike.
Gaza strip - The smaller of two Palestinian territories, home to two million people. It is located on the Mediterranean coast, surrounded by Israel and Egypt.
West Bank - A landlocked territory bordered by Israel, Jordan and the Dead Sea. It is the largest of the Palestinian territories.
Occupation - When one state takes over and controls area of another. Also a term for a job or profession.
Annexed - Take possession of an area of land without permission or by force.