The #Irish language has a weird quirk where "black person" (ie of African decent) is "duine gorm", literally "blue person". What happened when a non-Irish speaking American tried to make a "Blue Lives Matter" t-shirt in Irish? 🙂 That's right, they accidentally make a "Black Lives Matter" shirt
https://thegeekygaeilgeoir.wordpress.com/2017/09/06/even-racists-got-the-blues/ (which also details the horrible translation they did in other ways)
#BlackLivesMatter