9 a.m. Sen. John McCain will deliver his foreign policy address on the Iraq war and instability in the Middle East at The Four Seasons Restaurant, 99 East 52nd Street.
9:30 a.m. The Dutch Prime Minister will ring The Opening Bell at the New York Stock Exchange at Exchange and Broad streets.
9:30 a.m. Sen. Ruben Diaz and members of the New York Hispanic Clergy Organization will protest abortions as part of the 40 Days for Life campaign at Dr. Emily's Clinic, 560 Southern Boulevard at the corner of East 149th Street, in the Bronx.
11:30 a.m. Comptroller William Thompson Jr. will release a report on health disparities based on income at the Municipal Building, 1 Centre Street at Chambers Street.
5 p.m. Sen. Barack Obama will speak at a campaign rally at Washington Square Park.
7 p.m. Ken Burns will discuss his latest documentary, “The War,” at The New York Public Library, Humanities and Social Sciences Library, at Fifth Avenue and 42nd Street.