for four other infantry regiments. In 1884, Rockford established its first city-wide public school district, constructing Rockford Central High School in 1885; following the construction of the high school, the district began construction of brick multi-story multigrade school buildings across the city. The Rockford Female Seminary became the alma mater of Jane Addams in 1881. This move accompanied the Seminary's transition into a more complete curriculum, which was represented by its renaming to Rockford College in 1892. Culture flourished with the founding of the Mendelssohn Club in 1884, which became the oldest operating music club in the United States. This was complemented by the construction of a Carnegie library in 1902, which became the first building of Rockford's public library system. 1903 saw the dedication of the Winnebago County Veterans Memorial Hall in the presence of sitting President Theodore Roosevelt. Roosevelt returned to Rockford during his campaign in 1912 and again to address the soldiers at Camp Grant, a training site for World War I soldiers. Twentieth century The twentieth century saw demographic changes to Rockford. An influx of Italians, Poles, Lithuanians, and African Americans replaced the previously dominant Irish and Swedes. The city was also no stranger to contemporary political issues. Electorally divided between wets and drys on the subject of prohibition, Rockford featured a coalition of labor unionists and socialists that elected numerous aldermen and carried 25 to 40 percent in mayoral elections. During World War I, an antiwar protest by the Industrial Workers of the World led to 118 arrests. In 1920, the city was a target of the Palmer Raids. While its congressional district favored Republicans, Rockford continuously elected former Socialists as mayor between 1921 and 1955. One of its contemporary attractions, the Coronado Theatre, opened in 1927. Noted for its atmospheric styling, the Coronado rivaled its counterparts in Chicago and was added to the National Register of Historic Places in 1979. Camp Grant was turned over to the Illinois National Guard. During World War II, it reopened as an induction center and POW detention camp. The USS Rockford, a Tacoma-class frigate named for the city, was commissioned in March 1944 and earned two service stars. In the September 1949 issue of Life magazine, postwar Rockford was described as "nearly typical of the U.S. as any city can be." Due to this archetypal nature, sociologists like W. Lloyd Warner warned of the necessity to "understand the