Before the march, participants gathered to make a "peace pledge," writing the name of a loved one lost to violence, or a message of peace, on a red felt heart.
The memorial was dedicated in 2007 and included several commissioned pieces of public art.
Mayor Bill de Blasio opened his State of the City address with a commitment to maintaining a city that is inclusive and affordable.
On this date in 1964, Cassius Clay, later known as Muhammad Ali, became world heavyweight boxing champion by defeating Sonny Liston in a stunning upset.
Fifty years ago, on this day in 1965, District 1199 Health Care Workers became the first labor union in the United States to formally oppose the Vietnam War.
One of the greatest scholars, thinkers and activists for African American liberation was born on this date in 1868.
Families being hurt and their advocates gathered in New Haven City Hall to tell their stories to Sen. Richard Blumenthal.
"Republicans celebrate while the immigrant community feels utter disillusionment."
There were calls for unity to end hate and bigotry in all forms for the three slain Muslim students slain in Chapel Hill, N.C. last week.
A federal judge in Texas Monday temporarily blocked President Obama's November executive action on immigration.