Who said "Injustice anywhere is a threat to justice everywhere"?

This quote is attributed to Oliver Tambo.

Injustice anywhere is a threat to justice everywhere - Oliver Tambo

"Injustice anywhere is a threat to justice everywhere"

Oliver Tambo Justice

Anti-apartheid Leader, Politician South African 1917–1993

"The struggle is my life. I will continue fighting for freedom until it is won."

"Unity is strength. Division is weakness."

"An ideal is not as ideal unless it is universal."

"We must never give up the fight for justice, no matter how long it takes."

"Justice must always prevail."

"You think I'm just some animal?"

"Fighting for what's right never gets easier."

"Justice is worth fighting for."