In 1893, F.C. Whitehouse of Topsham, who owned paper mills in Topsham and Lisbon Falls, began construction of a third mill on the eastern banks of the Androscoggin River five miles north of Topsham. First, he had to build a dam to harness the river's power.
By the 1900s, numerous fish canneries began operating in Center Harbor, located within the Brooklin community. For over thirty years, these plants were an important factor in the community.
In 1954, November 11 became known as Veterans Day, a time to honor American veterans of all wars. The holiday originated, however, as a way to memorialize the end of World War I, November 11, 1918, and to "perpetuate peace through good will and mutual understanding between nations." Mainers were involved in World War I as soldiers, nurses, and workers on the homefront aiding the military effort.