Charter of the French Language for the English instruction not on the basis of a parent having received his instruction in English in "Canada", but in "Quebec" only. This came to be amended following the adoption of the "Constitution Act 1982", which defined the educational right of French and English minorities in all provinces under section 23 of the Canadian Charter of Rights and Freedoms. The Office québécois de la langue française, informally known as the "language police", is the commission responsible for conducting the policy pertaining to linguistic officialization, toponymy and francization of civil administration and enterprises. It also has the mission of "monitoring
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