The answer is the first Amendment
The First Amendment (Amendment I) to the United States Constitution prevents the government from making laws which respect an establishment of religion, prohibit the free exercise of religion, or abridge the freedom of speech, the freedom of the press, the right to peaceably assemble, or the right to petition the government for redress of grievances.
Answer: The Congress of the People gathered at Kliptown, outside Johannesburg on June 25 and 26, 1955.
The Charter was officially adopted on Sunday 26 June 1955 at a gathering of about 3,000 people, known as the Congress of the People in Kliptown, Soweto.