This video from the USA is called Emory Douglas artwork.
From the Respect site in Britain:
The new US President and the world
Ex-Black Panthers in Parliament with Galloway
Emory Douglas and Billy X will also be exhibiting Black Panther artwork, some of which will be for sale as this event will also be a fundraiser for Black Panther Alumni projects and ex-Panther political prisoners.
Wednesday November 5th, 6:30pm
Grand Committee Room
Speakers: Emory Douglas, Billy X, George Galloway MP
Chair: Kevin Ovenden
Organised by Black Panther Commemoration Committee and Respect Renewal.
Free entry, but seats are limited so please e-mail email@example.com
Also: Monday 3rd November at the Karibu Centre, Brixton, London.
See also here.