Charter of the French Language with the adoption of the "Official Language Act" in 1974. Quebec is constitutionally obliged nonetheless to provide English services in the courts and the National Assembly of Quebec (see below). The fundamental French language rights in Quebec are: French is the declared language of the legislature and courts in Quebec. Section 133 of the "Constitution Act, 1867", still in effect, nonetheless requires that bills be printed, published, passed, and assented to in French and in English in Parliaments and the legislatures of Canada and of Quebec. French or English may be used by any person before the courts of Quebec.
French language trade. Since the Fall of Saigon and the opening of a unified Vietnam's economy, French has gradually been effectively displaced as the main foreign language of choice by English. French nevertheless maintains its colonial legacy by being spoken as a second language by the elderly and elite populations and is presently being revived in higher education and continues to be a diplomatic language in Vietnam. All three countries are official members of the OIF. A former French mandate, Lebanon designates Arabic as the sole official language, while a special law regulates cases when French can be publicly used. Article 11