Other aspects of tassawuf, such as ritualized dhikr ceremonies called Maulūdu (Mawlid) — the liturgy of which included recitations and certain supplications in a melodic tone—existed until very recent times.[citation needed] These Maulūdu festivals were held in ornate tents specially built for the occasion.[citation needed] At present Islam is the official religion of the entire population, as adherence to it is required for citizenship.[citation needed]