Rallies and demonstrations held at this spot have sometimes turned violent.

Such demonstrations have often turned violent in the past.

In another exchange, an environmental leader urged the group's members to pull out because the demonstrations had turned violent.

Some demonstrations by construction workers and students have turned violent in the past.

Such demonstrations rarely turn violent; nonetheless, you should avoid them if at all possible.

You should be aware that some demonstrations in the capital and at strategic points on the country's main highways have turned violent.

Peaceful demonstrations can turn violent with little or no warning, and you could become a target.

The demonstration quickly turned violent, and seven people were killed.

They remained at night as the demonstration turned violent, with soldiers and police firing onto the crowd.

But even demonstrations intended to be peaceful can turn confrontational.