On Easter Sunday 2019, decades of relative calm in Sri Lanka were ruptured by a brutal and well coordinated terror attack against Christians. More than 290 people were killed, and 500 injured, as explosions by suicide bombers ripped through three churches and three hotels An obscure Islamic group is being blamed, though no group has yet claimed responsibility.

Details can be found at many news outlets, including New York Times: https://www.google.com/amp/s/www.nytimes.com/2019/04/22/world/asia/sri-lanka-attacks-bombings-explosions-updates.amp.html