A conclusion was the ending of something. It could refer to final section of an essay or document summarizing the most important points made throughout the main body of writing.
T'Pol briefed Captain Archer about the correct behavior when meeting the Vulcan monks at the monastery at P'Jem including the conclusion of their visit, the offer of the Stone of J'Kah as a gesture of salutation. (ENT: "The Andorian Incident")