180 Twelve inhabitants of Scillium in North Africa are executed for being Christians. This is the earliest record of Christianity in that part of the world.
303 Diocletian, Roman Emperor, publishes his edict that begins the persecution of Christians in his portion of the Empire.
394 Battle of the Frigidus: The Christian Roman Emperor Theodosius I defeats and kills the pagan usurper Eugenius and his Frankish ''magister militum'' Arbogast.
451 Battle of Avarayr between Armenian rebels and the Sassanid Empire takes place. The Empire defeats the Armenians militarily but guarantees them freedom to openly practice Christianity.
1099 First Crusade: 15,000 starving Christian soldiers march in a religious procession around Jerusalem as its Muslim defenders look on.
1492 Queen Isabella of Castille issues the Alhambra decree, ordering her 150,000 Jewish subjects to convert to Christianity or face expulsion.
1782 Gnadenhütten massacre: Ninety-six Native Americans in Gnadenhutten, Ohio, who had converted to Christianity are killed by Pennsylvania militiamen in retaliation for raids carried out by other Indians.
1793 French Revolution: Christianity is disestablished in France.