New trivia question

Hermann P. Kopplemann (1880-1957) rose from the immigrant neighborhood of Hartford’s East Side to found H.P. Kopplemann and Co., which eventually became Connecticut’s leading distributor of newspapers and magazines. But it was in the political realm where Kopplemann did his most important work, achieving several “firsts” in the process. What were they?

The answer is here: https://www.hartfordhistory.net/trivia.html.