Christian martyr: Did you mean...?

This picture shows several Armenian Christian symbols, which decorate the ceiling of the medieval Surb Astvatsatsin Church at Noravank Monastery in present-day Armenia.

The Early Christian Basilica dating to the beginning of the 5th century CE, Kourion, Cyprus.

The Early Christian Basilica dating to the beginning of the 5th century CE, Kourion, Cyprus.

This gypsum cross (with many other crosses) was found in Darband-i-Bazian, west of modern-day Sulaymaniyah Governorate, Iraq. It dates back to the late Sassanian period. The Sulaymaniyah Museum, Iraq.

Stained glass window from St Alphonsus church in Windsor, Ontario.

The Christian doctrine of the Trinity (from the Latin trinus, meaning "threefold") professes that there is one God, but three eternal and consubstantial persons (aspects): the Father, the Son, and the Holy Spirit. The Father is the God...

Saint Valentine’s Day, or simply Valentine’s Day, is celebrated on the 14th of February, almost internationally but primarily in western societies. It is a commemorative Christian feast for some but a secular occasion for others...

Emerging from a small sect of Judaism in the 1st century CE, early Christianity absorbed many of the shared religious, cultural, and intellectual traditions of the Greco-Roman world. In traditional histories of Western culture...

Abd al-Rahman III was an Umayyad prince who reigned as Emir of Cordoba, and later Caliph of Cordoba, from 912 to 961 CE. His reign is remembered as a golden age of Muslim Spain and Umayyad rule, epitomized by his declaration...

View full lesson: https://ed.ted.com/lessons/how-the-world-s-first-subway-system-was-built-christian-wolmar It was the dawn of 1863 CE, and London's not-yet-opened subway system — the first...