The bugle is one of the simplest brass instruments; it is essentially a small horn with no valves. All pitch control is done by varying the player's embouchure, since the bugle has no other mechanism for controlling pitch. Consequently, the bugle is limited to notes within the harmonic series. The bugle is used mainly in the military.
... the Charter was adopted in 1982, it was not until five years later in 1987 that many of the provisions in it came into effect.
Under the Charter, all Canadians ...