Caption

Syrian President Bashar al-Assad (L-2) meets with Russian President Vladimir Putin (R-2) at the Kremlin Palace in Moscow, Russia, on October 21, 2015. (Pool/Kremlin Press Office/Anadolu Agency/Getty Images)

Caption

Friday prayers at Feroz Shah Kotla Mosque, a fortress built by Sultan Feroz Shah Tughlaq to house his version of Delhi city called Ferozabad. (Getty Images)

Caption

Assyrian Christians attend a prayer for the 220 Assyrian Christians abducted by ISIS from villages in northeastern Syria, at the Saint Georges Assyrian Church in Jdeideh, Lebanon, February 26, 2015. (ANWAR AMRO/AFP/Getty Images)