Several anti-war groups across the nation hold protests against the Vietnamese-American War in San Francisco, california; Chicago, illinois; Boston, massachusetts; Philadelphia, pennsylvania; Detroit, michigan; Oklahoma City, oklahoma and the District of Columbia.  The largest of these draws a crowd estimated between 20,000 to 25,000 in New York City.

       [added 10/14/2022]

Subsequent Events:

5/15/1966                    10/27/1967

Authority:

References:

Lists of protests against the Vietnam War – Wikipedia
en.wikipedia.org/wiki/Lists_of_protests_against_the_Vietnam_War#1966

Current U.s. National Debt:

$36,167,124,467,492

Source