Thousands matched despite a controversy over honoring a man who spent 35 years in prison for his involvement with a group responsible for bombings that killed or maimed dozens in the 1970s and 1980.

Corporate sponsors dropped out of Sunday’s parade over organizers’ decision to grant the title of National Freedom Hero to Oscar Lopez Rivera. The title later was dropped.

Lopez Rivera is a former member of the militant Puerto Rican nationalist group known as Armed Forces of National Liberation, or FALN.

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