The chief aide to the commander of larger military formations and units.
A Congressional Chief of Staff heads the office of a member of the United States Congress, and can exercise influence in his/her own right
The General staff (המטה הכללי), the highest command of the Israeli Defence Forces, has at its head the Chief of staff called Ramatkal (רמטכ"ל) from the abbreviation for "Head of the General Staff".
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