For conclusion, just restate your thesis and make a couple sentences about what you talked about. Or questions, like would they have enjoyed being there? Hope this helpss.
Newspapers will often have big articles at the end of a calendar year describing the most important or ten most important news stories of the year. Go to the websites of important newspapers such as the New York Times, and look for those stories in the last week of, say the years 1924 to 1929. Of course the big story for the decade was the Great Depression, but there will be others.