Mexico’s green, white and red flag has become a defining symbol of the protests in Los Angeles. Demonstrators have waved flags from Mexico and other Latin American countries, as well as US flags, to express solidarity with immigrants and denounce the Trump administration’s raids, provoking the ire of the president’s supporters.

Images of Los Angeles protesters waving Mexican flags have gone viral in conservative circles this week. Many protesters say they are aware of the political reaction but won’t put their flags away.

Kris Hernández, an associate professor of history at Connecticut College, said the flying of foreign flags in the U.S. has always brought awareness to the plight of marginalized