10:30 a.m. Barack Obama makes an announcement about his presidential bid in Springfield, Il.
11 a.m. Manhattan Borough President Scott Stringer and others will protest against the proposal for an Off Track Betting facility at 143 West 72nd Street.
Noon Schools Chancellor Joel Klein will speak at the Middle School Principal’s Association Conference at the Brooklyn Marriott.
Noon The Long Island Coalition of NAACP Branches will host their Seventh Annual Awards Luncheon at the Huntington Townhouses.
4 p.m. Miami Chief of Police John Timoney will speak at a forum at John Jay College of Criminal Justice
6 p.m. Human Rights Campaign Annual Greater New York City Gala Dinner will be at the Waldorf-Astoria.
6:30 p.m. Palestinian activists will discuss nonviolent resistance to Israeli occupation at Hunter College.
9 a.m. The political future of British Prime Minister Tony Blair is discussed on C-SPAN.
1 p.m. Legislation about illegal hotels will be announced by State Sen. Liz Krueger and others at Riverside Park and 79th Street.
Hillary Clinton will campaign in New Hampshire.
Rudy Giuliani will campaign in California.
11 a.m. Nomination of Theodore Jones, Jr. as associate judge on the State Appeals Court will be considered by the state Senate Judiciary Committee in Albany.
3 p.m. Full body of the State Senate will convene for session in Albany.
— Azi Paybarah