19 November 1920: birth of Richard Shaw, who played Governor Lobos in The Space Museum (First Doctor, 1965), treacherous prisoner Cross in Frontier in Space (Third Doctor, 1973) and also Lakh, one of the imperviously helmeted Seers in Underworld (Fourth Doctor, 1978).
19 November 1924: birth of William Russell, who played Ian Chesterton from 1963 to 1965 and has done a number of Big Finish plays, including most recently an episode of Susan's War.
19 November 1945: birth of Morgan Deare, who played Hawk, the American who isn't played by Stubby Kaye, in Delta and the Bannermen (Seventh Doctor, 1987) and an old man at a bus stop in Rosa (Thirteenth Doctor, 2018).
19 November 1971: birth of Katherine Kelly who played Miss Quill, my favourite of the regular characters in Class (2016).
ii) broadcast anniversaries
19 November 1966: broadcast of third episode of The Power of the Daleks. The rebels capture Polly, and the Doctor and Ben erode Lesterson's trust in the Daleks.
19 November 1977: broadcast of fourth episode of Image of the Fendahl. The Doctor kills the Fendahleen with salt, blows up the cottage and drops the skull into a supernova.
19 November 2006: broadcast of Countrycide (Torchwood), the one with the cannibalistic villagers.
19 November 2007: broadcast of second episode of The Lost Boy (SJA), ending the first series of Sarah Jane Adventures. Luke defeats the Slitheen and K9 reappears to deal with Mr Smith.
19 November 2009: broadcast of first episode of The Gift (SJA). The Blathereen, hunting the Slitheen, give Rani the Rakweed which however starts to take over the world.
19 November 2016: broadcast of Detained (Class). Everyone except Miss Quill is stuck in the physics classroom, which gets marooned in space and time.
iii) historical event in canon
19 November 1863: Abraham Lincoln delivers the Gettysburg Address, as observed by the Doctor, Susan, Ian and Barbara in The Chase (First Doctor, 1965).