Their sporadic acts of defiance created a permanent undercurrent of low-level resistance to slavery that was deeply embedded in Roman society.

Thereafter matters degenerated into random and sporadic acts of violence followed by increasingly cruel reprisals which spread beyond Potcher to involve the eastern counties of Barfezi.

They agitated both politically and violently sometimes resorting to sporadic acts of sabotage.

The ANC/IFP rivalry, characterised by sporadic acts of political violence, has been firm since 1993.

Relative calm has come to the country, although there is still a rebel insurgency in the north and human rights groups continue to criticize the government for sporadic acts of torture.

His nobles, whom he tried to cow by sporadic acts of violence, rebelled against him in 1272.

The counter-guerrilla engaged in sporadic acts of domestic terror throughout the 1970s , serving as a pretext for yet another coup in 1980.

Although it had known sporadic acts through its history, and examples of modern terrorism for almost a decade, Australia did not introduce terrorism specific laws into Parliament until the late 1970s.

In his second spell at Rangers, Johnson's sporadic acts of violence became so common they were almost obligatory.

However, some sporadic acts of violence against Christians - foreign and Israeli - are being committed by ultra-Orthodox Jewish individuals.