Demonstrators take part in a protest against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

A demonstrator waves a flag during a protest against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

Demonstrators take part in a protest against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

Demonstrators take part during a rally against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

A demonstrator with a Mapuche flag is seen through the tear gas during a rally against Chile's government on the second anniversary of the protests and riots that rocked the country in 2019, in Valparaiso, Chile October 18, 2021.

Demonstrators clash with riot police during a rally against Chile's government on the second anniversary of the protests and riots that rocked the country in 2019, in Valparaiso, Chile October 18, 2021.

A demonstrator waves flags while other whistles during a protest against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

A demonstrator runs away from a fire during a protest against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

A demonstrator takes part during a rally against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

Demonstrators take part during a rally against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

Demonstrators take part in a rally against Chile's government on the second anniversary of the protests and riots that rocked the country in 2019, in Valparaiso, Chile October 18, 2021.

A demonstrator clashes with riot police during a rally against Chile's government on the second anniversary of the protests and riots that rocked the country in 2019, in Valparaiso, Chile October 18, 2021.

A demonstrator takes part in a protest against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

Fireworks explode in the sky as demonstrators take part in a rally against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

Demonstrators take part in a protest against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

A demonstrator takes part during a rally against Chile's government on the second anniversary of the protests and riots that rocked the capital in 2019, in Santiago, Chile, October 18, 2021.

Demonstrators clash with riot police during a rally against Chile's government on the second anniversary of the protests and riots that rocked the country in 2019, in Valparaiso, Chile October 18, 2021.