Primary schedule.. As Obama concedes live on TV to Hillary Clinton in New Hampshire.. JANUARY 15, 2007: Michigan - Presidential Primary JANUARY 19, 2008: Nevada - Presidential Caucuses South Carolina - GOP Presidential Primary JANUARY 26, 2008: South Carolina - DEM Presidential Primary JANUARY 29, 2008: Florida - Presidential Primary Kentucky - Filing Deadline (Major Parties) JANUARY 30, 2008: Kentucky - Filing Deadline (Major Parties) FEBRUARY 1-3, 2008: Maine - GOP Presidential Caucuses FEBRUARY 5, 2008: Alabama - Presidential Primary Arizona - Presidential Primary Arkansas - Presidential Primary California - Presidential Primary Colorado - Presidential Caucuses Connecticut - Presidential Primary Delaware - Presidential Primary Georgia - Presidential Primary Idaho - DEM Presidential Caucuses Illinois - Presidential & State/Federal Primary Illinois - CD-14 Special Election Primary Kansas - Dem Presidential Caucuses Missouri - Presidential Primary New Jersey - Presidential Primary New Mexico - DEM Presidential Primary New York - Presidential Primary North Dakota - Presidential Caucuses Oklahoma - Presidential Primary Oregon - Presidential Primary Rhode Island - Presidential Primary Tennessee - Presidential Primary Utah - Presidential Primary West Virginia - GOP Presidential Convention