Violence, atrocities, and reprisals continued to erupt periodically for the next 18 months.

Hotspot volcanic island ridges are created by volcanic activity, erupting periodically, as the tectonic plates pass over a hotspot.

It began erupting in 1900 and erupted periodically for four years until a landslide changed the local water table.

It erupts periodically (2432 hours) and erupts water to the 1015 m height since 1872.

In the latter, violence often erupts periodically.