Pplication of Article 9 of ECHR, general criticisms on article 9 and any possible amendments?

Admins: please submit a draft for the customer within 5 days.
In the introduction please start with the necessity of establishing such human rights. (the need after 2nd world war) Also the description of ECHR and Council of Europe. In the main body, please include some general criticisms on application of Article 9. Is it ethical giving freedom to manifest ones religion but subject to certain limitations? Why does not the article apply the same way in all European countries? Headscarf ban in France and Turkey? Why does the EU courts stay back and leave it to states discretion to allow such bans? (Leyla Sahin v Turkey)

Referencing Requirements:
nothing specific, but please make sure that the relevant law is not outdated.