A Timeline of Colin Kaepernick vs. the N.F.L. - The New York Times
TIMELINE: Colin Kaepernick's journey from SF 49ers star to kneeling to protest police brutality, racial injustice - ABC7 San Francisco
U.S. national anthem kneeling protests - Wikipedia
Colin Kaepernick timeline: Looking back at year of national anthem controversy
As American sports figures sound off, their European counterparts stray from politics
OpEd: Colin Kaepernick and the Racist History of Our National Anthem
Kaepernick vs the NFL: Timeline of events - Sportstar
Colin Kaepernick: Timeline of a gesture and its echoes
A timeline of Colin Kaepernick's national anthem protest and the athletes who joined him
Colin Kaepernick timeline: Looking back at year of national anthem controversy
The Star-Spangled Banner - Wikipedia