On December 21, 1975 six terrorists led by Carlos the Jackal took hostages at OPEC HQ in Vienna after killing three people.

On December 21, 1975 six terrorists led by Carlos the Jackal took hostages at OPEC HQ in Vienna after killing three people.
On May 8, 2018 the Colombian terrorist group ELN killed 20 miners in the Venezuelan province of Bolivar.