Complex sentence: The 1868 Democratic National Convention was held at Tammany Hall in New York City.1868 Democratic Slogan, "This is a white man's country, Let a white man rule".
Split into simpler sentences: The 1868 Democratic National Convention was held at Tammany Hall in New York City. The slogan for the 1868 Democratic National Convention was, "This is a white man's country, Let a white man rule".