Explanation

Turkey’s President Recep Tayyip Erdogan declared Istanbul’s Hagia Sophia open to Muslim worship on July 10, 2020.

officially the Hagia Sophia Mosque is a mosque and a major cultural and historical site in Istanbul, Turkey.

Beginning date:  346

Completion date: 360

Dedicated date: 15 February 360

Restored date: 415 

23 February 532–27 February 537

1847–1849

2002–2006

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Dedicated to:

The Holy Wisdom,

a reference to the second person of the Trinity,