Available languages:
Martin Luther King Jr. at Anti Vietnam War Demonstration (April 1967)
15 Apr 1967 -  From the Archives: Dr. Martin Luther King Jr. makes a speech in front of UN Secretariat Building at the Anti-Vietnam War Demonstration. Crowd marching carries signs on United Nations Plaza.

Silent, English

Speech with sound starts at min 3:45.

From the United Nations Audiovisual Archives https://www.unmultimedia.org/avlibrary/asset/2348/2348779/

Please contact the UN AV library if you are interested to license the footage.

The Audiovisual Library's mission is to provide access to and preserve the audiovisual archives from over 70 years of the history of the Organization. The AV Library makes the audio, film and video collections widely accessible to UN Offices, UN Family Organizations, professional media organizations, broadcasters, independent producers, governments, institutions and non-governmental organizations, researchers and civil society at large. We also aim to support audiovisual productions and foster public understanding of the United Nations and its goals by providing customer services and audiovisual materials in a timely and efficient manner to professional clients around the world.