Demonstrators in Los Angeles wave flags and chant slogans as they rally in solidarity with Iranian protesters, after a violent protest crackdown that killed thousands in Iran. Demonstrations in Iran, sparked in late December by anger over economic hardship, exploded into protests widely seen as the biggest challenge to the Iranian leadership in years.

People unravel an Iranian Pre-Revolutionary flag as Iranians gather for a Make Iran Great Again march / rally.

People unravel an Iranian pre-revolutionary flag at the march opposing the Islamic Republic regime in Iran.

(Gary Coronado/For The Times)

People march with an Iranian Pre-Revolutionary flag as Iranians gather for a Make Iran Great Again march / rally.

People march with an Iranian pre-revolutionary flag at the march in downtown.

(Gary Coronado/For The Times)

A poster picturing Donald Trump and a message is surrounded by flags at a march in downtown.

Demonstrators at the march waved flags and chanted slogans in solidarity with Iranian protesters after a violent protest crackdown that killed thousands in Iran.

(Gary Coronado/For The Times)

Satar Nosadeghi along with Iranians gather for a Make Iran Great Again march / rally.

Satar Nosadeghi, 95, of Arcadia, marches at the protest in downtown Los Angeles.

(Gary Coronado/For The Times)