Complex sentence: In the view of PROUT, the language that is most widely spoken in the world should be accepted as the global language; and that language should be taught in all primary and secondary schools as a compulsory second language (after the local language).
Split into simpler sentences: In the view of PROUT, the language that is most widely spoken in the world should be accepted as the global language. With respect to education, the global language should be taught in all primary and secondary schools as a compulsory second language (after the local language).