Here's a look at some of the key dates in the first three months of 2012:
Jan. 3 — Iowa holds the first-in-the-nation caucuses
Jan. 7 — GOP candidates square off in ABC News/WMUR debate in Manchester, N.H.
Jan. 8 — NBC News and Facebook host Republican candidates for "Meet the Press" debate
Jan. 10 — New Hampshire holds the first-in-the-nation primary
Jan. 13 — Ballots mailed to Oregon voters for special House election
Jan. 16 — Republican presidential hopefuls debate in Myrtle Beach, S.C.
Jan. 19 — Southern Republican Leadership Conference hosts GOP candidates for CNN debate in Charleston, S.C.
Jan. 21 — South Carolina holds its Republican presidential primary
Jan. 23 — Republican presidential hopefuls debate in Tampa, Fla.
Jan. 31 — Oregon holds its special election to replace former Rep. David Wu (D), who resigned amid a sex scandal. The election between Democrat Suzanne BonamiciSuzanne Marie BonamiciFirst new congressional map approved in Oregon after 2020 Census End the practice of hitting children in public schools How we can end the tragedy of elder abuse, neglect, and exploitation MORE and Republican Rob Cornilles is being conducted entirely through mail-in ballots.
Jan. 31 — Florida's holds its presidential primary
Feb. 4 — Nevada holds its Republican caucuses
Feb. 9-11 — Conservative Political Action Conference takes place in Washington
Feb. 22 — GOP presidential candidates debate in Arizona
Feb. 28 — Arizona and Michigan hold their presidential primaries
March 1 — The GOP presidential candidates debate in Georgia
March 6 — Super Tuesday: The first day that states not designated as early states by the national parties are allowed to hold their primary contests without penalty. Georgia, Massachusetts, Vermont, Virginia, Tennessee, Oklahoma, Ohio and Texas will hold primaries, and North Dakota, Colorado and Idaho will hold Republican caucuses.