 In 1999, he was elected to be a school board member for Brooklyn School District 15.The following year, he served as campaign manager for Hillary Clinton's successful United States Senate bid.In 2001, de Blasio ran for the New York City Council's 39th district, which includes the Brooklyn neighborhoods of Borough Park, Carroll Gardens, Cobble Hill, Gowanus, Kensington, Park Slope, and Windsor Terrace.