The World Association of Churches says returning the Turkish landmark to a mosque is mistaken.

Social media users express both approval and disappointment over decision to change UNESCO World Heritage Site's status.

Once an emblem of Christian-Muslim co-existence, Hagia Sophia has now become the symbol of Turkey’s Islamist politics.

Turkish President Recep Tayyip Erdogan re-converted Istanbul’s Hagia Sophia into a mosque Friday.

UNESCO, Greece, Cyprus and church leaders among others express concern about changing status of the sixth-century site.

The United States, Greece and church leaders were among those to express concern about changing the status of the huge 6th Century Hagia Sophia, converted into a museum in the early days of the modern secular Turkish state under Mustafa Kemal Ataturk.

UNESCO, Greece, Cyprus and church leaders among others express concern about changing status of the sixth-century site.

Originally a Byzantine cathedral, the building became a mosque during the Ottoman empire before being turned most recently into a museum

Middle East News: Turkey's highest administrative court issued a ruling Friday that paves the way for the government to convert Istanbul's iconic Hagia Sophia - a forme

A Turkish court clears way for Istanbul's Hagia Sophia museum, built in 6th Century, to revert to being a mosque.

President Erdogan declares iconic cultural site reopen to Muslim worship after a court ruling.

Middle East News: Turkey's highest administrative court issued a ruling Friday that paves the way for the government to convert Istanbul's iconic Hagia Sophia - a forme

Today we toured the Hagia Sophia Mosque. It dates back to 537. In the 13th century, it was a Roman Catholic Cathedral. The Stars were fascinated by the beautiful Byzantine architecture, and more! https://t.co/Yevl84Yb9T

RT @KriptoBlue: @BNBCHAIN WELCOME TO THE GLI TOKEN PROJECT! * GLI is the most famous and cutest cat in the world, named after the real lege…

Qatar Foundation's QatarDebate Centre held Sunday the first meeting of Hagia Sophia Talks, in co-operation with Fatih Sultan Mehmet Vakif University in Istanbul. https://t.co/cK46lm6qQh https://t.co/Nfp3oDqH6F

RT @BaytAlFann: 21/ A selfie of Gli, the famous cat of Hagia Sophia Mosque. Gli was a beloved and world-famous Turkish shorthair cat who re…

RT @BaytAlFann: 8/ Gli, the famous cat of Hagia Sophia Mosque who sadly passed away. Gli means "union of love" in Turkish #InternationalCa…

#QatarDebate Holds First Hagia Sophia Talks Meeting in #Istanbul #QNA https://t.co/JbPUZlVVM8 https://t.co/T68jEyzy8X

RT @KriptoBlue: @BNBCHAIN WELCOME TO THE GLI TOKEN PROJECT! * GLI is the most famous and cutest cat in the world, named after the real lege…

RT @KriptoBlue: WELCOME TO THE GLI TOKEN PROJECT! * GLI is the most famous and cutest cat in the world, named after the real legendary cat…

RT @KriptoBlue: @BNBCHAIN WELCOME TO THE GLI TOKEN PROJECT! * GLI is the most famous and cutest cat in the world, named after the real lege…

RT @KriptoBlue: @elonmusk @mysteriouskat WELCOME TO THE GLI TOKEN PROJECT! * GLI is the most famous and cutest cat in the world, named afte…

RT @MarkElliottSmi1: Having visited Hagia Sophia this week, it seems good to me and the Holy Spirit to contemplate this painting of an earl…

RT @IliaCoaching: Every time I see a picture of it, it’s wild to think that at one time Divine Liturgy was being held at the Hagia Sophia……

One thousand five hundred years after it was built, Hagia Sophia still stands as an architectural masterpiece. https://t.co/60DeWOhdlT

The most important church in christianity is 'Hagia Sophia', and now it is a mosque, and Constantinopolis is the city of Istanbul. Everything remains between fanatics monotheistic ... !

RT @ByzantineLegacy: “Constantinople with Hagia Sophia” by Jules Coignet (1844) Fitzwilliam Museum, Cambridge @FitzMuseum_UK https://t.co/b…

last week in hagia sophia https://t.co/lGQA49lmrH

RT @xoayquanh: Happy int’l women’s day to the Hagia Sophia

RT @ByzantineLegacy: Hagia Sophia in Monemvasia The octagonal domed church functioned as the katholikon (main church) of a monastery. It wa…

RT @Varangian_Tagma: For three days the Ottomans sacked the City, enslaving all they could find, massacring all who resisted or were too yo…