propaganda

The systematic propagation of a doctrine or cause or of information reflecting the views and interests of those advocating such a doctrine or cause.

Material disseminated by the advocates or opponents of a doctrine or cause.

Systematic effort to propagate or win support for a theory or method of action.

A committee of cardinals (Congregation de Propaganda Fide, ‘for propagating the faith’) which has the supervision of foreign missions in the Roman Catholic Church.

Hence Any kind of institution or organization for propagating a new doctrine or system of doctrines, or for proselyting.