agenda 21 was an outcome of the conference at
Agenda 21 The full text of Agenda 21 was made public at the UN Conference on Environment and Development (Earth Summit), held in Rio de Janeiro on June 13, 1992, where 178 governments voted to adopt the program. The final text was the result of drafting, consultation, and negotiation, beginning in 1989 and culminating at the two-week conference.
1954 Geneva Conference It was decided that Vietnam would be divided at the 17th parallel until 1956, when democratic elections would be held under international supervision. All parties involved agreed to this (Ho Chi Minh had strong support in the north, which was more populous than the south, and was thus comfortable that he would win an election), except for the US, who did not want to see Communism spreading in a domino effect throughout Asia.