Complex sentence: Born in Scotland, Keracher emigrated to the United States in 1909 and settled in Detroit, where he worked in a shoe store, and in April 1910 he joined the Socialist Party and after a while Keracher became the leader of the Socialist Party in Michigan.
Split into simpler sentences: Born in Scotland, Keracher emigrated to the United States in 1909 and settled in Detroit, where he worked in a shoe store. In April 1910 he joined the Socialist Party and after a while Keracher became the leader of the Socialist Party in Michigan.