Complex sentence: For example, residents of New York State identify as New Yorkers and not merely as members of some 415th Congressional district; the state also has institutional interests that it seeks to pursue in Congress through its representatives.
Split into simpler sentences: For example, residents of New York State identify as New Yorkers and not merely as members of some 415th Congressional district. The state, as well as its voters, has institutional interests that it seeks to pursue in Congress through its representatives.