Horace Walpole is best known for his gothic novel "The Castle of Otranto," but he lived a lot of life before that. The first part of this two-parter covers his early life, his travels with his friend Thomas Gray, and his time in Parliament.
Research:

SYMHC Classics: Gustave Courbet
40:51

Behind the Scenes Minis: Oh, Kropotkin!
17:28

Peter Kropotkin's Mutual Aid, Part 2
49:57