Religion, social and political issues.
Biblical eschatology and theology of the end times.
Vessels of mercy (Romans 9:23) and vessels of destruction (Romans 9:22)
The Great Tribulation, global devastation and genocide (2 Peter 3:10, Isaiah 24:1, 5, 6 and Jeremiah 25:33)
The new heaven and earth (Revelation 21) and the Eternal Kingdom (Daniel 2:44, 7:27)