World Refugee Day was observed on Thursday to honour the courage, strength and determination of refugees who are forced to flee their homeland under threat of persecution, conflict and violence.This year's theme of the day is 'Solidarity with Refugees."Pakistan continues to be one of the world's largest refugee hosting countries, providing safety to millions of people forced to flee their countries.These include mainly Afghan refugees holding Proof of Registration, besides a small number of refugees and asylum-seekers from other countries such as Myanmar, Yemen, Somalia and Syria.Source: Radio Pakistan