"be or become big" - Translation from English to Arabic

It can either be dictated to by big countries or become the Organization of a new era in which the purposes and principles of its Charter are safeguarded and fully realized.
فبوسعها إما أن تكون خاضعة للدول الكبرى، أو أن تصبح منظمة في عصــــر جديد يضمن مقاصد ومبادئ الميثاق ويحققها بالكامل.