8 a.m. A rally and march in support of United Nations membership for Taiwan will be held at Dag Hammarskjold Plaza Park, Second Avenue between 47th and 48th streets.
10 a.m. Congressman Jose Serrano will keynote a health care forum at the Lincoln Hospital Auditorium, 234 East 149th Street, in the Bronx.
10 a.m. Washington Mutual and New York Cares volunteers will help clean up Flushing Meadows Corona Park as part of National Corporate Month of Service next to the Pasarelle Building, Flushing Meadows Corona Park, in Queens.
11 a.m. The American Kennel Club will sponsor a Responsible Dog Ownership Day at Madison Square Park, 23rd Street and Fifth Avenue.
Noon. Livery taxi drivers will receive health screenings at the New York-Presbyterian Hospital Ambulatory Care Network Audubon Practice, 21 Audubon Avenue between West 166th and 167th streets.
1 p.m. Community gardens will be celebrated at the Harvest Festival at Drew Gardens, West Farm Road and East Tremont Avenue, in the Bronx.
2 p.m. Green Party presidential candidate Jared Ball will attend an anti-war protest at the Times Square Recruiting Station, 43rd Street between Seventh Avenue and Broadway.
2 p.m. The 2nd Annual Yankees Radio Network Fan Fest will benefit the Brain Tumor Foundation at the Lincoln Center, 132 West 65th Street.
2:30 p.m. Cultural Affairs Commissioner Kate Levin will keynote the International Downtown Association Conference and World Congress at the Marriott Marquis, 1535 Broadway at 46th Street.
2:30 p.m. Members of Save Our Parks will denounce Congressman Jose Serrano for neglecting 16th district residents at 170th Street and Miriam Avenue, in the Bronx.
6:30 p.m. “Bridging the Divide,” a gala celebrating Arab and Jewish culture, will be held at Laila Lounge, 113 North 7th Street, in Brooklyn.
8 p.m. Congressman Jerrold Nadler, and Congressional staffer turned piano-player Danny Ross, will attend a concert to benefit the non-profit organization 9/11 Environmental Action at The Bowery Poetry Club, 308 Bowery at Bleecker Street.
2 p.m. The African American Day Parade will take place starting at 111th Street and Adam Clayton Powell Boulevard and proceed to 142nd Street and 5th Avenue.
8 a.m. Dennis Burke, former director of the Arizona Common Cause, Sen. Liz Krueger, Charlie King, national director for the National Action Network, and Jessica Wisneski, coordinator for Citizen Action of New York, will participate in a panel discussion, “Getting Special Interest Money Out of State Elections” at The Harvard Club, 27 West 44th Street between 5th and 6th avenues.
5:30 p.m. Rhode Island’s Sen. Jack Reed will speak at Democratic Leaders for the 21st Century’s Foreign Affairs Committee meeting at O’Lunney’s Pub, 145 West 45th Street between Broadway and 6th Avenue.
7:30 p.m. The New York Young Republican Club will watch the Republican Presidential Debate at Proof, 239 Third Avenue between 19th and 20th streets.