Israel Defense Forces The Israel Defense Forces (IDF) is the military of the State of Israel, responsible for the nation's defense and security. Founded in 1948, the IDF ranks among the most battle-tested armed forces in the world, having had to defend the country in six major wars. At the age of 18, men and women are required to do mandatory military service in one of the IDF's three branches - Ground Forces, Air Force, and Navy. The Israel Defense Forces is unique in its inclusion of mandatory conscription of women. Men and women of all ranks serve side by side in various positions such as pilots, captains, combat soldiers, intelligence, doctors, technicians and much more. This national service brings together Israelis from all sectors of society, religions and backgrounds. The IDF is considered to be one of the world's most technologically-advanced militaries and contributes greatly to Israel's thriving culture of tech start-ups and cutting-edge innovation.