“In the interest of public safety, Gov. Keith Brown has brought in the Oregon National Guard to help local law enforcement,” Sheriff Multnomah said on Twitter.

Unified Command on National Guard activation: Widespread violence is occurring in Downtown Portland.

In the interest of public safety, Governor Kate Brown, under advice of the Unified Command, has activated the use of the Oregon National Guard to assist local law enforcement ... pic.twitter.com/kEnxcXipw1

- Multnomah Co Sheriff (@MultCoSO) November 5, 2020

According to The New York Post, in Portland, protesters are destroying property in the city center.

The protests began the day after the US presidential election.

Earlier, the New York police promised not to spare those who try to use peaceful protests against the election results in order to escalate violence.