 Under the provisions of the Instrument of Government of 1974, which became effective on 1 January 1975, the King no longer holds this constitutionally-mandated position, but he kept his ranks "à la suite" since he no longer has any military command authority, except over His Majesty's Military Staff.Worldwide, Carl XVI Gustaf is probably best known as the presenter of the Nobel Prizes each year; the first Nobel laureate who received the prize from his hands was Leo Esaki.He also hands over the Polar Music Prize.