text: This party worked with the COD, an organization whose members included Helen Joseph and the lawyer Bram Fischer.
full_question: This party worked with the COD, an organization whose members included Helen Joseph and the lawyer Bram Fischer. This organization's Programme of Action was replaced by a document which states "we the people shall govern!", its Freedom Charter. 156 members of this party were acquitted at the Treason Trial, which inspired Oliver Tambo to leave the country and lead this party from exile. A member of this party declared "I am prepared to die" at the Rivonia Trial. The (*) Church Street bombing was carried out by this party's armed wing known as Umkhonto we Sizwe, which was originally formed in response to the Sharpeville Massacre. A leader of this party was imprisoned for 27 years on Robben Island. For 10 points, name this South African political party once led by Nelson Mandela.
first_sentence: This party worked with the COD, an organization whose members included Helen Joseph and the lawyer Bram Fischer.
raw_answer: ANC [or African National Congress] 