Question: Which causes did Yuri Kochiyama advocate that promoted this subcategory of black nationalism, stemming from the idea of racial solidarity?
Sentence (from "Yuri Kochiyama"): On May 19, 2016, she was featured on the U.S. Google Doodle, sparking controversy over her past statements expressing admiration for figures such as Osama bin Laden.
Relevant evidence: No