 Complete the following phrase:  Several later eruptions occurred over the millennia before the most recent major eruption, which is traditionally dated as about 181 CE from Greenland ice-core records. Tree ring data from two studies suggests a later date of 232 CE  5. Known as the Hatepe eruption, it is believed to have ejected 100 cubic kilometres of material, of which 30 cubic kilometres was ejected in a few minutes. This was one of the most violent eruptions in the last 5000 years alongside the 