Race wars will define the End of the Age, along with ...

famines, pestilences, and earthquakes,
increasing with intensity and frequency,
like birthing contractions ...

Matthew 24:3 (KJV) 3 And as [Jesus] sat upon the mount of Olives, the disciples came unto him privately, saying, Tell us, when shall these things be? and what [shall be] the sign of thy coming, and of the end of the world [age]?

Matthew 24:7 (KJV) 7 For nation [ethno] shall rise against nation [ethno], and kingdom against kingdom: and there shall be famines, and pestilences, and earthquakes, in divers places.